70163325 has 36 divisors (see below), whose sum is σ = 130015860. Its totient is φ = 36126720.

The previous prime is 70163321. The next prime is 70163329. The reversal of 70163325 is 52336107.

It is a happy number.

70163325 is a `hidden beast` number, since 7 + 0 + 1 + 633 + 25 = 666.

It is an interprime number because it is at equal distance from previous prime (70163321) and next prime (70163329).

It can be written as a sum of positive squares in 6 ways, for example, as 1505529 + 68657796 = 1227^2 + 8286^2 .

It is not a de Polignac number, because 70163325 - 2² = 70163321 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70163321) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 1149 + ... + 11901.

Almost surely, 2^70163325 is an apocalyptic number.

70163325 is a gapful number since it is divisible by the number (75) formed by its first and last digit.

It is an amenable number.

70163325 is a deficient number, since it is larger than the sum of its proper divisors (59852535).

70163325 is a wasteful number, since it uses less digits than its factorization.

70163325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10798 (or 10790 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 27.

The square root of 70163325 is about 8376.3551142487. The cubic root of 70163325 is about 412.4488090745.

The spelling of 70163325 in words is "seventy million, one hundred sixty-three thousand, three hundred twenty-five".