461868737 has 12 divisors (see below), whose sum is σ = 514638180. Its totient is φ = 414120960.

The previous prime is 461868709. The next prime is 461868763. The reversal of 461868737 is 737868164.

It can be written as a sum of positive squares in 2 ways, for example, as 230098561 + 231770176 = 15169^2 + 15224^2 .

It is not a de Polignac number, because 461868737 - 2⁸ = 461868481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (461868787) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17312 + ... + 34977.

It is an arithmetic number, because the mean of its divisors is an integer number (42886515).

Almost surely, 2^461868737 is an apocalyptic number.

It is an amenable number.

461868737 is a deficient number, since it is larger than the sum of its proper divisors (52769443).

461868737 is a wasteful number, since it uses less digits than its factorization.

461868737 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52384 (or 52373 counting only the distinct ones).

The product of its digits is 1354752, while the sum is 50.

The square root of 461868737 is about 21491.1315895650. The cubic root of 461868737 is about 772.9881844933.

The spelling of 461868737 in words is "four hundred sixty-one million, eight hundred sixty-eight thousand, seven hundred thirty-seven".