86710742 has 16 divisors (see below), whose sum is σ = 132360480. Its totient is φ = 42596928.

The previous prime is 86710739. The next prime is 86710763. The reversal of 86710742 is 24701768.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28268 + ... + 31184.

It is an arithmetic number, because the mean of its divisors is an integer number (8272530).

Almost surely, 2^86710742 is an apocalyptic number.

86710742 is a deficient number, since it is larger than the sum of its proper divisors (45649738).

86710742 is a wasteful number, since it uses less digits than its factorization.

86710742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3175.

The product of its (nonzero) digits is 18816, while the sum is 35.

The square root of 86710742 is about 9311.8602867526. The cubic root of 86710742 is about 442.6131379979.

The spelling of 86710742 in words is "eighty-six million, seven hundred ten thousand, seven hundred forty-two".