70697465 has 4 divisors (see below), whose sum is σ = 84836964. Its totient is φ = 56557968.

The previous prime is 70697411. The next prime is 70697483. The reversal of 70697465 is 56479607.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 56479607 = 719 ⋅78553.

It can be written as a sum of positive squares in 2 ways, for example, as 19044496 + 51652969 = 4364^2 + 7187^2 .

It is a cyclic number.

It is not a de Polignac number, because 70697465 - 2⁶ = 70697401 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7069742 + ... + 7069751.

It is an arithmetic number, because the mean of its divisors is an integer number (21209241).

Almost surely, 2^70697465 is an apocalyptic number.

It is an amenable number.

70697465 is a deficient number, since it is larger than the sum of its proper divisors (14139499).

70697465 is a wasteful number, since it uses less digits than its factorization.

70697465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14139498.

The product of its (nonzero) digits is 317520, while the sum is 44.

The square root of 70697465 is about 8408.1784590956. The cubic root of 70697465 is about 413.4927956666.

The spelling of 70697465 in words is "seventy million, six hundred ninety-seven thousand, four hundred sixty-five".