70430356 has 12 divisors (see below), whose sum is σ = 125274100. Its totient is φ = 34637760.

The previous prime is 70430329. The next prime is 70430369. The reversal of 70430356 is 65303407.

It can be written as a sum of positive squares in 2 ways, for example, as 31741956 + 38688400 = 5634^2 + 6220^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144081 + ... + 144568.

Almost surely, 2^70430356 is an apocalyptic number.

It is an amenable number.

70430356 is a deficient number, since it is larger than the sum of its proper divisors (54843744).

70430356 is a wasteful number, since it uses less digits than its factorization.

70430356 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 288714 (or 288712 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 28.

The square root of 70430356 is about 8392.2795472982. The cubic root of 70430356 is about 412.9713859407.

The spelling of 70430356 in words is "seventy million, four hundred thirty thousand, three hundred fifty-six".