77395942 has 8 divisors (see below), whose sum is σ = 125024256. Its totient is φ = 35721192.

The previous prime is 77395939. The next prime is 77395957. The reversal of 77395942 is 24959377.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 77395892 and 77395901.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1488358 + ... + 1488409.

It is an arithmetic number, because the mean of its divisors is an integer number (15628032).

Almost surely, 2^77395942 is an apocalyptic number.

77395942 is a deficient number, since it is larger than the sum of its proper divisors (47628314).

77395942 is a wasteful number, since it uses less digits than its factorization.

77395942 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2976782.

The product of its digits is 476280, while the sum is 46.

The square root of 77395942 is about 8797.4963483937. The cubic root of 77395942 is about 426.1600455165.

The spelling of 77395942 in words is "seventy-seven million, three hundred ninety-five thousand, nine hundred forty-two".