46489146 has 64 divisors (see below), whose sum is σ = 106375680. Its totient is φ = 13415360.

The previous prime is 46489139. The next prime is 46489147. The reversal of 46489146 is 64198464.

It is a super-2 number, since 2×46489146² = 4322481391618632, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 46489098 and 46489107.

It is not an unprimeable number, because it can be changed into a prime (46489147) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 204685 + ... + 204911.

It is an arithmetic number, because the mean of its divisors is an integer number (1662120).

Almost surely, 2^46489146 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 46489146, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53187840).

46489146 is an abundant number, since it is smaller than the sum of its proper divisors (59886534).

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

46489146 is a wasteful number, since it uses less digits than its factorization.

46489146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379.

The product of its digits is 165888, while the sum is 42.

The square root of 46489146 is about 6818.2949481524. The cubic root of 46489146 is about 359.5703361611.

The spelling of 46489146 in words is "forty-six million, four hundred eighty-nine thousand, one hundred forty-six".