465139770 has 32 divisors (see below), whose sum is σ = 1118117952. Its totient is φ = 123839232.

The previous prime is 465139769. The next prime is 465139781. The reversal of 465139770 is 77931564.

It is a Curzon number.

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 in 15 ways as a sum of consecutive naturals, for example, 7234 + ... + 31346.

It is an arithmetic number, because the mean of its divisors is an integer number (34941186).

Almost surely, 2^465139770 is an apocalyptic number.

465139770 is an abundant number, since it is smaller than the sum of its proper divisors (652978182).

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

465139770 is a wasteful number, since it uses less digits than its factorization.

465139770 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24766.

The product of its (nonzero) digits is 158760, while the sum is 42.

The square root of 465139770 is about 21567.0992486240. The cubic root of 465139770 is about 774.8087047805.

The spelling of 465139770 in words is "four hundred sixty-five million, one hundred thirty-nine thousand, seven hundred seventy".