84270764 has 12 divisors (see below), whose sum is σ = 148934688. Its totient is φ = 41718000.

The previous prime is 84270763. The next prime is 84270863. The reversal of 84270764 is 46707248.

It is not an unprimeable number, because it can be changed into a prime (84270761) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 103892 + ... + 104699.

It is an arithmetic number, because the mean of its divisors is an integer number (12411224).

Almost surely, 2^84270764 is an apocalyptic number.

It is an amenable number.

84270764 is a deficient number, since it is larger than the sum of its proper divisors (64663924).

84270764 is a wasteful number, since it uses less digits than its factorization.

84270764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 208696 (or 208694 counting only the distinct ones).

The product of its (nonzero) digits is 75264, while the sum is 38.

The square root of 84270764 is about 9179.9108928137. The cubic root of 84270764 is about 438.4219712447.

The spelling of 84270764 in words is "eighty-four million, two hundred seventy thousand, seven hundred sixty-four".