70030516 has 12 divisors (see below), whose sum is σ = 122973732. Its totient is φ = 34895168.

The previous prime is 70030511. The next prime is 70030547. The reversal of 70030516 is 61503007.

It can be written as a sum of positive squares in 2 ways, for example, as 57456400 + 12574116 = 7580^2 + 3546^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70030511) 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 3 ways as a sum of consecutive naturals, for example, 28705 + ... + 31048.

It is an arithmetic number, because the mean of its divisors is an integer number (10247811).

Almost surely, 2^70030516 is an apocalyptic number.

It is an amenable number.

70030516 is a deficient number, since it is larger than the sum of its proper divisors (52943216).

70030516 is a wasteful number, since it uses less digits than its factorization.

70030516 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 60050 (or 60048 counting only the distinct ones).

The product of its (nonzero) digits is 630, while the sum is 22.

The square root of 70030516 is about 8368.4237464411. The cubic root of 70030516 is about 412.1884094433.

The spelling of 70030516 in words is "seventy million, thirty thousand, five hundred sixteen".