70138882 has 8 divisors (see below), whose sum is σ = 114772752. Its totient is φ = 31881300.

The previous prime is 70138867. The next prime is 70138921. The reversal of 70138882 is 28883107.

It is a sphenic number, since it is the product of 3 distinct primes.

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, 1594044 + ... + 1594087.

It is an arithmetic number, because the mean of its divisors is an integer number (14346594).

Almost surely, 2^70138882 is an apocalyptic number.

70138882 is a deficient number, since it is larger than the sum of its proper divisors (44633870).

70138882 is a wasteful number, since it uses less digits than its factorization.

70138882 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3188144.

The product of its (nonzero) digits is 21504, while the sum is 37.

The square root of 70138882 is about 8374.8959396520. The cubic root of 70138882 is about 412.4009081843.

The spelling of 70138882 in words is "seventy million, one hundred thirty-eight thousand, eight hundred eighty-two".