46032138 has 20 divisors (see below), whose sum is σ = 103146450. Its totient is φ = 15343992.

The previous prime is 46032127. The next prime is 46032139. The reversal of 46032138 is 83123064.

It is a happy number.

46032138 is a `hidden beast` number, since 4 + 603 + 21 + 38 = 666.

46032138 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 27910089 + 18122049 = 5283^2 + 4257^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (46032139) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 141913 + ... + 142236.

Almost surely, 2^46032138 is an apocalyptic number.

46032138 is an abundant number, since it is smaller than the sum of its proper divisors (57114312).

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

46032138 is a wasteful number, since it uses less digits than its factorization.

46032138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 284163 (or 284154 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 46032138 is about 6784.6988142437. The cubic root of 46032138 is about 358.3882111493.

The spelling of 46032138 in words is "forty-six million, thirty-two thousand, one hundred thirty-eight".