83764377 has 6 divisors (see below), whose sum is σ = 120993002. Its totient is φ = 55842912.

The previous prime is 83764357. The next prime is 83764391. The reversal of 83764377 is 77346738.

It can be written as a sum of positive squares in only one way, i.e., 49787136 + 33977241 = 7056^2 + 5829^2 .

It is a de Polignac number, because none of the positive numbers 2^k-83764377 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (83764357) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 4653568 + ... + 4653585.

Almost surely, 2^83764377 is an apocalyptic number.

It is an amenable number.

83764377 is a deficient number, since it is larger than the sum of its proper divisors (37228625).

83764377 is a wasteful number, since it uses less digits than its factorization.

83764377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9307159 (or 9307156 counting only the distinct ones).

The product of its digits is 592704, while the sum is 45.

The square root of 83764377 is about 9152.2880745746. The cubic root of 83764377 is about 437.5420402595.

The spelling of 83764377 in words is "eighty-three million, seven hundred sixty-four thousand, three hundred seventy-seven".