70648084 has 36 divisors (see below), whose sum is σ = 137195100. Its totient is φ = 31799040.

The previous prime is 70648069. The next prime is 70648091. The reversal of 70648084 is 48084607.

It can be written as a sum of positive squares in 6 ways, for example, as 11696400 + 58951684 = 3420^2 + 7678^2 .

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26442 + ... + 28990.

It is an arithmetic number, because the mean of its divisors is an integer number (3810975).

Almost surely, 2^70648084 is an apocalyptic number.

It is an amenable number.

70648084 is a deficient number, since it is larger than the sum of its proper divisors (66547016).

70648084 is a wasteful number, since it uses less digits than its factorization.

70648084 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2620 (or 2605 counting only the distinct ones).

The product of its (nonzero) digits is 43008, while the sum is 37.

The square root of 70648084 is about 8405.2414599463. The cubic root of 70648084 is about 413.3965006362.

The spelling of 70648084 in words is "seventy million, six hundred forty-eight thousand, eighty-four".