70325217 has 12 divisors (see below), whose sum is σ = 101943504. Its totient is φ = 46716120.

The previous prime is 70325201. The next prime is 70325231. The reversal of 70325217 is 71252307.

It is not a de Polignac number, because 70325217 - 2⁴ = 70325201 is a prime.

It is a super-2 number, since 2×70325217² = 9891272292194178, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (70325317) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11259 + ... + 16352.

It is an arithmetic number, because the mean of its divisors is an integer number (8495292).

Almost surely, 2^70325217 is an apocalyptic number.

It is an amenable number.

70325217 is a deficient number, since it is larger than the sum of its proper divisors (31618287).

70325217 is a wasteful number, since it uses less digits than its factorization.

70325217 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27900 (or 27897 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 27.

The square root of 70325217 is about 8386.0131767128. The cubic root of 70325217 is about 412.7657879356.

The spelling of 70325217 in words is "seventy million, three hundred twenty-five thousand, two hundred seventeen".