83455964 has 6 divisors (see below), whose sum is σ = 146047944. Its totient is φ = 41727980.

The previous prime is 83455921. The next prime is 83455993. The reversal of 83455964 is 46955438.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10431992 + ... + 10431999.

It is an arithmetic number, because the mean of its divisors is an integer number (24341324).

Almost surely, 2^83455964 is an apocalyptic number.

It is an amenable number.

83455964 is a deficient number, since it is larger than the sum of its proper divisors (62591980).

83455964 is a wasteful number, since it uses less digits than its factorization.

83455964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20863995 (or 20863993 counting only the distinct ones).

The product of its digits is 518400, while the sum is 44.

The square root of 83455964 is about 9135.4235807652. The cubic root of 83455964 is about 437.0043828664.

The spelling of 83455964 in words is "eighty-three million, four hundred fifty-five thousand, nine hundred sixty-four".