77396373 has 12 divisors (see below), whose sum is σ = 113628268. Its totient is φ = 50751360.

The previous prime is 77396353. The next prime is 77396399. The reversal of 77396373 is 37369377.

It is a happy number.

77396373 is a `hidden beast` number, since 7 + 7 + 3 + 9 + 637 + 3 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3470769 + 73925604 = 1863^2 + 8598^2 .

It is not a de Polignac number, because 77396373 - 2¹⁰ = 77395349 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77396303) 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, 69940 + ... + 71037.

Almost surely, 2^77396373 is an apocalyptic number.

It is an amenable number.

77396373 is a deficient number, since it is larger than the sum of its proper divisors (36231895).

77396373 is a wasteful number, since it uses less digits than its factorization.

77396373 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141044 (or 141041 counting only the distinct ones).

The product of its digits is 500094, while the sum is 45.

The square root of 77396373 is about 8797.5208439651. The cubic root of 77396373 is about 426.1608365771.

The spelling of 77396373 in words is "seventy-seven million, three hundred ninety-six thousand, three hundred seventy-three".