77351423 has 8 divisors (see below), whose sum is σ = 79768080. Its totient is φ = 74952000.

The previous prime is 77351401. The next prime is 77351429. The reversal of 77351423 is 32415377.

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

It is a cyclic number.

It is not a de Polignac number, because 77351423 - 2⁸ = 77351167 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 77351423.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77351429) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5123 + ... + 13451.

It is an arithmetic number, because the mean of its divisors is an integer number (9971010).

Almost surely, 2^77351423 is an apocalyptic number.

77351423 is a deficient number, since it is larger than the sum of its proper divisors (2416657).

77351423 is a wasteful number, since it uses less digits than its factorization.

77351423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8617.

The product of its digits is 17640, while the sum is 32.

The square root of 77351423 is about 8794.9657759425. The cubic root of 77351423 is about 426.0783191908.

The spelling of 77351423 in words is "seventy-seven million, three hundred fifty-one thousand, four hundred twenty-three".