70339925 has 12 divisors (see below), whose sum is σ = 87781956. Its totient is φ = 55910400.

The previous prime is 70339909. The next prime is 70339939. The reversal of 70339925 is 52993307.

It can be written as a sum of positive squares in 6 ways, for example, as 21325924 + 49014001 = 4618^2 + 7001^2 .

It is not a de Polignac number, because 70339925 - 2⁴ = 70339909 is a prime.

It is a hoax number, since the sum of its digits (38) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

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, 5036 + ... + 12885.

It is an arithmetic number, because the mean of its divisors is an integer number (7315163).

Almost surely, 2^70339925 is an apocalyptic number.

It is an amenable number.

70339925 is a deficient number, since it is larger than the sum of its proper divisors (17442031).

70339925 is a wasteful number, since it uses less digits than its factorization.

70339925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18088 (or 18083 counting only the distinct ones).

The product of its (nonzero) digits is 51030, while the sum is 38.

The square root of 70339925 is about 8386.8900672418. The cubic root of 70339925 is about 412.7945615689.

The spelling of 70339925 in words is "seventy million, three hundred thirty-nine thousand, nine hundred twenty-five".