461572642 has 16 divisors (see below), whose sum is σ = 720642240. Its totient is φ = 221456592.

The previous prime is 461572637. The next prime is 461572663. The reversal of 461572642 is 246275164.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14958 + ... + 33865.

It is an arithmetic number, because the mean of its divisors is an integer number (45040140).

Almost surely, 2^461572642 is an apocalyptic number.

461572642 is a deficient number, since it is larger than the sum of its proper divisors (259069598).

461572642 is a wasteful number, since it uses less digits than its factorization.

461572642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49017.

The product of its digits is 80640, while the sum is 37.

The square root of 461572642 is about 21484.2417134047. The cubic root of 461572642 is about 772.8229666545.

The spelling of 461572642 in words is "four hundred sixty-one million, five hundred seventy-two thousand, six hundred forty-two".