70264690 has 32 divisors (see below), whose sum is σ = 129614256. Its totient is φ = 27417600.

The previous prime is 70264687. The next prime is 70264703. The reversal of 70264690 is 9646207.

It can be written as a sum of positive squares in 8 ways, for example, as 49716601 + 20548089 = 7051^2 + 4533^2 .

It is a super-2 number, since 2×70264690² = 9874253321592200, which contains 22 as substring.

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 15 ways as a sum of consecutive naturals, for example, 73254 + ... + 74206.

Almost surely, 2^70264690 is an apocalyptic number.

70264690 is a deficient number, since it is larger than the sum of its proper divisors (59349566).

70264690 is a wasteful number, since it uses less digits than its factorization.

70264690 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1134.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 70264690 is about 8382.4035932422. The cubic root of 70264690 is about 412.6473351867.

The spelling of 70264690 in words is "seventy million, two hundred sixty-four thousand, six hundred ninety".