2564674031 has 2 divisors, whose sum is σ = 2564674032. Its totient is φ = 2564674030.

The previous prime is 2564674019. The next prime is 2564674097. The reversal of 2564674031 is 1304764652.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2564674031 - 2⁶ = 2564673967 is a prime.

It is a super-2 number, since 2×2564674031² = 13155105770571577922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2564674001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1282337015 + 1282337016.

It is an arithmetic number, because the mean of its divisors is an integer number (1282337016).

Almost surely, 2^2564674031 is an apocalyptic number.

2564674031 is a deficient number, since it is larger than the sum of its proper divisors (1).

2564674031 is an equidigital number, since it uses as much as digits as its factorization.

2564674031 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 120960, while the sum is 38.

The square root of 2564674031 is about 50642.6108232978. The cubic root of 2564674031 is about 1368.8128012274.

The spelling of 2564674031 in words is "two billion, five hundred sixty-four million, six hundred seventy-four thousand, thirty-one".