84070712 has 32 divisors (see below), whose sum is σ = 182081520. Its totient is φ = 35965440.

The previous prime is 84070711. The next prime is 84070769. The reversal of 84070712 is 21707048.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (84070711) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 26603 + ... + 29594.

Almost surely, 2^84070712 is an apocalyptic number.

It is an amenable number.

84070712 is an abundant number, since it is smaller than the sum of its proper divisors (98010808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

84070712 is a wasteful number, since it uses less digits than its factorization.

84070712 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56231 (or 56227 counting only the distinct ones).

The product of its (nonzero) digits is 3136, while the sum is 29.

The square root of 84070712 is about 9169.0082342639. The cubic root of 84070712 is about 438.0747702188.

The spelling of 84070712 in words is "eighty-four million, seventy thousand, seven hundred twelve".