70574657 has 2 divisors, whose sum is σ = 70574658. Its totient is φ = 70574656.

The previous prime is 70574629. The next prime is 70574663. The reversal of 70574657 is 75647507.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46799281 + 23775376 = 6841^2 + 4876^2 .

It is a cyclic number.

It is not a de Polignac number, because 70574657 - 2⁶ = 70574593 is a prime.

It is not a weakly prime, because it can be changed into another prime (70570657) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35287328 + 35287329.

It is an arithmetic number, because the mean of its divisors is an integer number (35287329).

Almost surely, 2^70574657 is an apocalyptic number.

It is an amenable number.

70574657 is a deficient number, since it is larger than the sum of its proper divisors (1).

70574657 is an equidigital number, since it uses as much as digits as its factorization.

70574657 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 205800, while the sum is 41.

The square root of 70574657 is about 8400.8723951742. The cubic root of 70574657 is about 413.2532318908.

The spelling of 70574657 in words is "seventy million, five hundred seventy-four thousand, six hundred fifty-seven".