84644956 has 12 divisors (see below), whose sum is σ = 161595000. Its totient is φ = 38474960.

The previous prime is 84644947. The next prime is 84645047. The reversal of 84644956 is 65944648.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 961831 + ... + 961918.

It is an arithmetic number, because the mean of its divisors is an integer number (13466250).

Almost surely, 2^84644956 is an apocalyptic number.

It is an amenable number.

84644956 is a deficient number, since it is larger than the sum of its proper divisors (76950044).

84644956 is a wasteful number, since it uses less digits than its factorization.

84644956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1923764 (or 1923762 counting only the distinct ones).

The product of its digits is 829440, while the sum is 46.

The square root of 84644956 is about 9200.2693438834. The cubic root of 84644956 is about 439.0699293441.

The spelling of 84644956 in words is "eighty-four million, six hundred forty-four thousand, nine hundred fifty-six".