70007938 has 96 divisors (see below), whose sum is σ = 151014528. Its totient is φ = 23696640.

The previous prime is 70007909. The next prime is 70007969. The reversal of 70007938 is 83970007.

It is a super-2 number, since 2×70007938² = 9802222766023688, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 4118106 + ... + 4118122.

It is an arithmetic number, because the mean of its divisors is an integer number (1573068).

Almost surely, 2^70007938 is an apocalyptic number.

70007938 is an abundant number, since it is smaller than the sum of its proper divisors (81006590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

70007938 is a wasteful number, since it uses less digits than its factorization.

70007938 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89 (or 50 counting only the distinct ones).

The product of its (nonzero) digits is 10584, while the sum is 34.

The square root of 70007938 is about 8367.0746381277. The cubic root of 70007938 is about 412.1441078505.

The spelling of 70007938 in words is "seventy million, seven thousand, nine hundred thirty-eight".