70408274 has 16 divisors (see below), whose sum is σ = 109379160. Its totient is φ = 33970560.

The previous prime is 70408253. The next prime is 70408277. The reversal of 70408274 is 47280407.

It can be written as a sum of positive squares in 4 ways, for example, as 28249225 + 42159049 = 5315^2 + 6493^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 70408274.

It is not an unprimeable number, because it can be changed into a prime (70408277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1022 + ... + 11910.

Almost surely, 2^70408274 is an apocalyptic number.

70408274 is a deficient number, since it is larger than the sum of its proper divisors (38970886).

70408274 is a wasteful number, since it uses less digits than its factorization.

70408274 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11005.

The product of its (nonzero) digits is 12544, while the sum is 32.

The square root of 70408274 is about 8390.9638302164. The cubic root of 70408274 is about 412.9282218475.

The spelling of 70408274 in words is "seventy million, four hundred eight thousand, two hundred seventy-four".