77446052 has 18 divisors (see below), whose sum is σ = 143041878. Its totient is φ = 36684288.

The previous prime is 77446049. The next prime is 77446081. The reversal of 77446052 is 25064477.

It can be written as a sum of positive squares in only one way, i.e., 53787556 + 23658496 = 7334^2 + 4864^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 25373 + ... + 28260.

It is an arithmetic number, because the mean of its divisors is an integer number (7946771).

Almost surely, 2^77446052 is an apocalyptic number.

It is an amenable number.

77446052 is a deficient number, since it is larger than the sum of its proper divisors (65595826).

77446052 is a wasteful number, since it uses less digits than its factorization.

77446052 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53675 (or 53654 counting only the distinct ones).

The product of its (nonzero) digits is 47040, while the sum is 35.

The square root of 77446052 is about 8800.3438569183. The cubic root of 77446052 is about 426.2519981101.

The spelling of 77446052 in words is "seventy-seven million, four hundred forty-six thousand, fifty-two".