461521370 has 32 divisors (see below), whose sum is σ = 867784320. Its totient is φ = 176500800.

The previous prime is 461521331. The next prime is 461521421. The reversal of 461521370 is 73125164.

It is a Harshad number since it is a multiple of its sum of digits (29).

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22145 + ... + 37595.

It is an arithmetic number, because the mean of its divisors is an integer number (27118260).

Almost surely, 2^461521370 is an apocalyptic number.

461521370 is a deficient number, since it is larger than the sum of its proper divisors (406262950).

461521370 is a wasteful number, since it uses less digits than its factorization.

461521370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15590.

The product of its (nonzero) digits is 5040, while the sum is 29.

The square root of 461521370 is about 21483.0484335906. The cubic root of 461521370 is about 772.7943502513.

The spelling of 461521370 in words is "four hundred sixty-one million, five hundred twenty-one thousand, three hundred seventy".