462550138 has 4 divisors (see below), whose sum is σ = 693825210. Its totient is φ = 231275068.

The previous prime is 462550043. The next prime is 462550157. The reversal of 462550138 is 831055264.

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., 436099689 + 26450449 = 20883^2 + 5143^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 115637533 + ... + 115637536.

Almost surely, 2^462550138 is an apocalyptic number.

462550138 is a deficient number, since it is larger than the sum of its proper divisors (231275072).

462550138 is a wasteful number, since it uses less digits than its factorization.

462550138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231275071.

The product of its (nonzero) digits is 28800, while the sum is 34.

The square root of 462550138 is about 21506.9788208386. The cubic root of 462550138 is about 773.3681309071.

The spelling of 462550138 in words is "four hundred sixty-two million, five hundred fifty thousand, one hundred thirty-eight".