70393436 has 12 divisors (see below), whose sum is σ = 127162560. Its totient is φ = 34061280.

The previous prime is 70393417. The next prime is 70393441. The reversal of 70393436 is 63439307.

It is a junction number, because it is equal to n+sod(n) for n = 70393396 and 70393405.

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, 283721 + ... + 283968.

It is an arithmetic number, because the mean of its divisors is an integer number (10596880).

Almost surely, 2^70393436 is an apocalyptic number.

It is an amenable number.

70393436 is a deficient number, since it is larger than the sum of its proper divisors (56769124).

70393436 is a wasteful number, since it uses less digits than its factorization.

70393436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567724 (or 567722 counting only the distinct ones).

The product of its (nonzero) digits is 40824, while the sum is 35.

The square root of 70393436 is about 8390.0796182158. The cubic root of 70393436 is about 412.8992126650.

The spelling of 70393436 in words is "seventy million, three hundred ninety-three thousand, four hundred thirty-six".