46449942 has 96 divisors (see below), whose sum is σ = 120559104. Its totient is φ = 11793600.

The previous prime is 46449941. The next prime is 46449943. The reversal of 46449942 is 24994464.

It is an interprime number because it is at equal distance from previous prime (46449941) and next prime (46449943).

It is a super-2 number, since 2×46449942² = 4315194223606728, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a junction number, because it is equal to n+sod(n) for n = 46449894 and 46449903.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46449941) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 171267 + ... + 171537.

It is an arithmetic number, because the mean of its divisors is an integer number (1255824).

Almost surely, 2^46449942 is an apocalyptic number.

46449942 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 46449942, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60279552).

46449942 is an abundant number, since it is smaller than the sum of its proper divisors (74109162).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

46449942 is a wasteful number, since it uses less digits than its factorization.

46449942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 354 (or 347 counting only the distinct ones).

The product of its digits is 248832, while the sum is 42.

The square root of 46449942 is about 6815.4194294996. The cubic root of 46449942 is about 359.4692332797.

The spelling of 46449942 in words is "forty-six million, four hundred forty-nine thousand, nine hundred forty-two".