461974865 has 16 divisors (see below), whose sum is σ = 624278016. Its totient is φ = 325142400.

The previous prime is 461974861. The next prime is 461974967. The reversal of 461974865 is 568479164.

It is not a de Polignac number, because 461974865 - 2² = 461974861 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (461974861) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 133772 + ... + 137181.

It is an arithmetic number, because the mean of its divisors is an integer number (39017376).

Almost surely, 2^461974865 is an apocalyptic number.

It is an amenable number.

461974865 is a deficient number, since it is larger than the sum of its proper divisors (162303151).

461974865 is a wasteful number, since it uses less digits than its factorization.

461974865 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 271000.

The product of its digits is 1451520, while the sum is 50.

The square root of 461974865 is about 21493.6005592362. The cubic root of 461974865 is about 773.0473855901.

The spelling of 461974865 in words is "four hundred sixty-one million, nine hundred seventy-four thousand, eight hundred sixty-five".