464415140 has 48 divisors (see below), whose sum is σ = 1137360000. Its totient is φ = 159225696.

The previous prime is 464415113. The next prime is 464415151. The reversal of 464415140 is 41514464.

It is a super-2 number, since 2×464415140² = 431362844522439200, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26990 + ... + 40709.

It is an arithmetic number, because the mean of its divisors is an integer number (23695000).

Almost surely, 2^464415140 is an apocalyptic number.

It is an amenable number.

464415140 is an abundant number, since it is smaller than the sum of its proper divisors (672944860).

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

464415140 is a wasteful number, since it uses less digits than its factorization.

464415140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67729 (or 67713 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 464415140 is about 21550.2932694662. The cubic root of 464415140 is about 774.4061437462.

The spelling of 464415140 in words is "four hundred sixty-four million, four hundred fifteen thousand, one hundred forty".