46169138 has 4 divisors (see below), whose sum is σ = 69253710. Its totient is φ = 23084568.

The previous prime is 46169129. The next prime is 46169141. The reversal of 46169138 is 83196164.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 39853969 + 6315169 = 6313^2 + 2513^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 11542283 + ... + 11542286.

Almost surely, 2^46169138 is an apocalyptic number.

46169138 is a deficient number, since it is larger than the sum of its proper divisors (23084572).

46169138 is a wasteful number, since it uses less digits than its factorization.

46169138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23084571.

The product of its digits is 31104, while the sum is 38.

The square root of 46169138 is about 6794.7875610647. The cubic root of 46169138 is about 358.7434018057.

The spelling of 46169138 in words is "forty-six million, one hundred sixty-nine thousand, one hundred thirty-eight".