77049396 has 36 divisors (see below), whose sum is σ = 195223392. Its totient is φ = 25622544.

The previous prime is 77049377. The next prime is 77049407. The reversal of 77049396 is 69394077.

77049396 is a `hidden beast` number, since 7 + 70 + 493 + 96 = 666.

77049396 is nontrivially palindromic in base 15.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 14521 + ... + 19103.

It is an arithmetic number, because the mean of its divisors is an integer number (5422872).

Almost surely, 2^77049396 is an apocalyptic number.

It is an amenable number.

77049396 is an abundant number, since it is smaller than the sum of its proper divisors (118173996).

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

77049396 is a wasteful number, since it uses less digits than its factorization.

77049396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5060 (or 5055 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 45.

The square root of 77049396 is about 8777.7785344585. The cubic root of 77049396 is about 425.5230395473.

The spelling of 77049396 in words is "seventy-seven million, forty-nine thousand, three hundred ninety-six".