80964396 has 36 divisors (see below), whose sum is σ = 215433400. Its totient is φ = 25567488.

The previous prime is 80964391. The next prime is 80964407. The reversal of 80964396 is 69346908.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (80964391) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 58501 + ... + 59868.

Almost surely, 2^80964396 is an apocalyptic number.

It is an amenable number.

80964396 is an abundant number, since it is smaller than the sum of its proper divisors (134469004).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

80964396 is a wasteful number, since it uses less digits than its factorization.

80964396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118398 (or 118393 counting only the distinct ones).

The product of its (nonzero) digits is 279936, while the sum is 45.

The square root of 80964396 is about 8998.0217825920. The cubic root of 80964396 is about 432.6114669203.

The spelling of 80964396 in words is "eighty million, nine hundred sixty-four thousand, three hundred ninety-six".