46190138 has 4 divisors (see below), whose sum is σ = 69285210. Its totient is φ = 23095068.

The previous prime is 46190107. The next prime is 46190147. The reversal of 46190138 is 83109164.

It is a happy number.

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., 44049769 + 2140369 = 6637^2 + 1463^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11547533 + ... + 11547536.

Almost surely, 2^46190138 is an apocalyptic number.

46190138 is a deficient number, since it is larger than the sum of its proper divisors (23095072).

46190138 is a wasteful number, since it uses less digits than its factorization.

46190138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23095071.

The product of its (nonzero) digits is 5184, while the sum is 32.

The square root of 46190138 is about 6796.3326875603. The cubic root of 46190138 is about 358.7977849560.

The spelling of 46190138 in words is "forty-six million, one hundred ninety thousand, one hundred thirty-eight".