70792457 has 2 divisors, whose sum is σ = 70792458. Its totient is φ = 70792456.

The previous prime is 70792441. The next prime is 70792487. The reversal of 70792457 is 75429707.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 69039481 + 1752976 = 8309^2 + 1324^2 .

It is a cyclic number.

It is not a de Polignac number, because 70792457 - 2⁴ = 70792441 is a prime.

It is not a weakly prime, because it can be changed into another prime (70792417) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 35396228 + 35396229.

It is an arithmetic number, because the mean of its divisors is an integer number (35396229).

Almost surely, 2^70792457 is an apocalyptic number.

It is an amenable number.

70792457 is a deficient number, since it is larger than the sum of its proper divisors (1).

70792457 is an equidigital number, since it uses as much as digits as its factorization.

70792457 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 123480, while the sum is 41.

The square root of 70792457 is about 8413.8253487935. The cubic root of 70792457 is about 413.6779080498.

The spelling of 70792457 in words is "seventy million, seven hundred ninety-two thousand, four hundred fifty-seven".