46449988 has 18 divisors (see below), whose sum is σ = 88022634. Its totient is φ = 21438144.

The previous prime is 46449971. The next prime is 46449989. The reversal of 46449988 is 88994464.

It can be written as a sum of positive squares in 3 ways, for example, as 101124 + 46348864 = 318^2 + 6808^2 .

It is a Harshad number since it is a multiple of its sum of digits (52).

It is not an unprimeable number, because it can be changed into a prime (46449989) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 33681 + ... + 35032.

Almost surely, 2^46449988 is an apocalyptic number.

It is an amenable number.

46449988 is a deficient number, since it is larger than the sum of its proper divisors (41572646).

46449988 is a wasteful number, since it uses less digits than its factorization.

46449988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68743 (or 68728 counting only the distinct ones).

The product of its digits is 1990656, while the sum is 52.

The square root of 46449988 is about 6815.4228041993. The cubic root of 46449988 is about 359.4693519421.

The spelling of 46449988 in words is "forty-six million, four hundred forty-nine thousand, nine hundred eighty-eight".