83400976 has 10 divisors (see below), whose sum is σ = 161589422. Its totient is φ = 41700480.

The previous prime is 83400971. The next prime is 83401001. The reversal of 83400976 is 67900438.

It can be written as a sum of positive squares in only one way, i.e., 83174400 + 226576 = 9120^2 + 476^2 .

It is not an unprimeable number, because it can be changed into a prime (83400971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2606265 + ... + 2606296.

Almost surely, 2^83400976 is an apocalyptic number.

It is an amenable number.

83400976 is a deficient number, since it is larger than the sum of its proper divisors (78188446).

83400976 is a wasteful number, since it uses less digits than its factorization.

83400976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5212569 (or 5212563 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 83400976 is about 9132.4134816597. The cubic root of 83400976 is about 436.9083830302.

The spelling of 83400976 in words is "eighty-three million, four hundred thousand, nine hundred seventy-six".