472960921 has 2 divisors, whose sum is σ = 472960922. Its totient is φ = 472960920.

The previous prime is 472960889. The next prime is 472960951. The reversal of 472960921 is 129069274.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 377136400 + 95824521 = 19420^2 + 9789^2 .

It is a cyclic number.

It is not a de Polignac number, because 472960921 - 2⁵ = 472960889 is a prime.

It is not a weakly prime, because it can be changed into another prime (472960951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 236480460 + 236480461.

It is an arithmetic number, because the mean of its divisors is an integer number (236480461).

Almost surely, 2^472960921 is an apocalyptic number.

It is an amenable number.

472960921 is a deficient number, since it is larger than the sum of its proper divisors (1).

472960921 is an equidigital number, since it uses as much as digits as its factorization.

472960921 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 54432, while the sum is 40.

The square root of 472960921 is about 21747.6647252067. The cubic root of 472960921 is about 779.1272953590.

The spelling of 472960921 in words is "four hundred seventy-two million, nine hundred sixty thousand, nine hundred twenty-one".