952580021 has 2 divisors, whose sum is σ = 952580022. Its totient is φ = 952580020.

The previous prime is 952580003. The next prime is 952580047. The reversal of 952580021 is 120085259.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 894667921 + 57912100 = 29911^2 + 7610^2 .

It is a cyclic number.

It is not a de Polignac number, because 952580021 - 2¹⁰ = 952578997 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 952580021.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (952580051) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 476290010 + 476290011.

It is an arithmetic number, because the mean of its divisors is an integer number (476290011).

Almost surely, 2^952580021 is an apocalyptic number.

It is an amenable number.

952580021 is a deficient number, since it is larger than the sum of its proper divisors (1).

952580021 is an equidigital number, since it uses as much as digits as its factorization.

952580021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 952580021 is about 30863.8951041504. The cubic root of 952580021 is about 983.9366920763.

The spelling of 952580021 in words is "nine hundred fifty-two million, five hundred eighty thousand, twenty-one".