70492816 has 15 divisors (see below), whose sum is σ = 136644931. Its totient is φ = 35229616.

The previous prime is 70492801. The next prime is 70492837. The reversal of 70492816 is 61829407.

The square root of 70492816 is 8396.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 32535 + ... + 34633.

Almost surely, 2^70492816 is an apocalyptic number.

70492816 is the 8396-th square number.

It is an amenable number.

70492816 is a deficient number, since it is larger than the sum of its proper divisors (66152115).

70492816 is an frugal number, since it uses more digits than its factorization.

70492816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4206 (or 2101 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 37.

The cubic root of 70492816 is about 413.0934288255.

The spelling of 70492816 in words is "seventy million, four hundred ninety-two thousand, eight hundred sixteen".