70570425 has 24 divisors (see below), whose sum is σ = 117046080. Its totient is φ = 37518400.

The previous prime is 70570411. The next prime is 70570447. The reversal of 70570425 is 52407507.

It is not a de Polignac number, because 70570425 - 2⁵ = 70570393 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 70570392 and 70570401.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 25615 + ... + 28235.

It is an arithmetic number, because the mean of its divisors is an integer number (4876920).

Almost surely, 2^70570425 is an apocalyptic number.

70570425 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

70570425 is a deficient number, since it is larger than the sum of its proper divisors (46475655).

70570425 is a wasteful number, since it uses less digits than its factorization.

70570425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2993 (or 2988 counting only the distinct ones).

The product of its (nonzero) digits is 9800, while the sum is 30.

The square root of 70570425 is about 8400.6205127955. The cubic root of 70570425 is about 413.2449715005.

The spelling of 70570425 in words is "seventy million, five hundred seventy thousand, four hundred twenty-five".