77340359 has 4 divisors (see below), whose sum is σ = 79139016. Its totient is φ = 75541704.

The previous prime is 77340353. The next prime is 77340407. The reversal of 77340359 is 95304377.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-77340359 is a prime.

It is a super-2 number, since 2×77340359² = 11963062260497762, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (77340353) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 899264 + ... + 899349.

It is an arithmetic number, because the mean of its divisors is an integer number (19784754).

Almost surely, 2^77340359 is an apocalyptic number.

77340359 is a deficient number, since it is larger than the sum of its proper divisors (1798657).

77340359 is a wasteful number, since it uses less digits than its factorization.

77340359 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1798656.

The product of its (nonzero) digits is 79380, while the sum is 38.

The square root of 77340359 is about 8794.3367572546. The cubic root of 77340359 is about 426.0580034460.

The spelling of 77340359 in words is "seventy-seven million, three hundred forty thousand, three hundred fifty-nine".