77442364 has 12 divisors (see below), whose sum is σ = 135636984. Its totient is φ = 38688944.

The previous prime is 77442359. The next prime is 77442373. The reversal of 77442364 is 46324477.

It is a super-3 number, since 3×77442364³ (a number of 25 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2179 + ... + 12634.

It is an arithmetic number, because the mean of its divisors is an integer number (11303082).

Almost surely, 2^77442364 is an apocalyptic number.

It is an amenable number.

77442364 is a deficient number, since it is larger than the sum of its proper divisors (58194620).

77442364 is a wasteful number, since it uses less digits than its factorization.

77442364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16124 (or 16122 counting only the distinct ones).

The product of its digits is 112896, while the sum is 37.

The square root of 77442364 is about 8800.1343171568. The cubic root of 77442364 is about 426.2452319278.

The spelling of 77442364 in words is "seventy-seven million, four hundred forty-two thousand, three hundred sixty-four".