464895140 has 12 divisors (see below), whose sum is σ = 976279836. Its totient is φ = 185958048.

The previous prime is 464895139. The next prime is 464895163. The reversal of 464895140 is 41598464.

It can be written as a sum of positive squares in 2 ways, for example, as 85969984 + 378925156 = 9272^2 + 19466^2 .

It is a super-2 number, since 2×464895140² = 432254982391239200, which contains 22 as substring.

It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 11622359 + ... + 11622398.

It is an arithmetic number, because the mean of its divisors is an integer number (81356653).

Almost surely, 2^464895140 is an apocalyptic number.

It is an amenable number.

464895140 is an abundant number, since it is smaller than the sum of its proper divisors (511384696).

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

464895140 is a wasteful number, since it uses less digits than its factorization.

464895140 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23244766 (or 23244764 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 41.

The square root of 464895140 is about 21561.4271327294. The cubic root of 464895140 is about 774.6728497796.

The spelling of 464895140 in words is "four hundred sixty-four million, eight hundred ninety-five thousand, one hundred forty".