70457697 has 12 divisors (see below), whose sum is σ = 101846160. Its totient is φ = 46937688.

The previous prime is 70457687. The next prime is 70457713. The reversal of 70457697 is 79675407.

70457697 is a `hidden beast` number, since 70 + 4 + 576 + 9 + 7 = 666.

It is not a de Polignac number, because 70457697 - 2¹² = 70453601 is a prime.

It is not an unprimeable number, because it can be changed into a prime (70457627) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 19378 + ... + 22724.

It is an arithmetic number, because the mean of its divisors is an integer number (8487180).

Almost surely, 2^70457697 is an apocalyptic number.

It is an amenable number.

70457697 is a deficient number, since it is larger than the sum of its proper divisors (31388463).

70457697 is a wasteful number, since it uses less digits than its factorization.

70457697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5692 (or 5689 counting only the distinct ones).

The product of its (nonzero) digits is 370440, while the sum is 45.

The square root of 70457697 is about 8393.9083268761. The cubic root of 70457697 is about 413.0248173992.

The spelling of 70457697 in words is "seventy million, four hundred fifty-seven thousand, six hundred ninety-seven".