77364396 has 84 divisors (see below), whose sum is σ = 208045992. Its totient is φ = 25147584.

The previous prime is 77364377. The next prime is 77364449. The reversal of 77364396 is 69346377.

It is an unprimeable number.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 125080 + ... + 125696.

It is an arithmetic number, because the mean of its divisors is an integer number (2476738).

Almost surely, 2^77364396 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 77364396, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (104022996).

77364396 is an abundant number, since it is smaller than the sum of its proper divisors (130681596).

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

77364396 is a wasteful number, since it uses less digits than its factorization.

77364396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682 (or 665 counting only the distinct ones).

The product of its digits is 571536, while the sum is 45.

The square root of 77364396 is about 8795.7032692105. The cubic root of 77364396 is about 426.1021377789.

The spelling of 77364396 in words is "seventy-seven million, three hundred sixty-four thousand, three hundred ninety-six".