70307465 has 4 divisors (see below), whose sum is σ = 84368964. Its totient is φ = 56245968.

The previous prime is 70307431. The next prime is 70307477. The reversal of 70307465 is 56470307.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 42471289 + 27836176 = 6517^2 + 5276^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-70307465 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 7030742 + ... + 7030751.

It is an arithmetic number, because the mean of its divisors is an integer number (21092241).

Almost surely, 2^70307465 is an apocalyptic number.

It is an amenable number.

70307465 is a deficient number, since it is larger than the sum of its proper divisors (14061499).

70307465 is a wasteful number, since it uses less digits than its factorization.

70307465 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14061498.

The product of its (nonzero) digits is 17640, while the sum is 32.

The square root of 70307465 is about 8384.9546808555. The cubic root of 70307465 is about 412.7310539041.

The spelling of 70307465 in words is "seventy million, three hundred seven thousand, four hundred sixty-five".