70457702 has 32 divisors (see below), whose sum is σ = 124291584. Its totient is φ = 29332800.

The previous prime is 70457687. The next prime is 70457713. The reversal of 70457702 is 20775407.

It is a happy number.

It is a super-2 number, since 2×70457702² = 9928575542241608, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 72077 + ... + 73047.

It is an arithmetic number, because the mean of its divisors is an integer number (3884112).

Almost surely, 2^70457702 is an apocalyptic number.

70457702 is a deficient number, since it is larger than the sum of its proper divisors (53833882).

70457702 is a wasteful number, since it uses less digits than its factorization.

70457702 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1124.

The product of its (nonzero) digits is 13720, while the sum is 32.

The square root of 70457702 is about 8393.9086247111. The cubic root of 70457702 is about 413.0248271692.

The spelling of 70457702 in words is "seventy million, four hundred fifty-seven thousand, seven hundred two".