77423465 has 8 divisors (see below), whose sum is σ = 106180800. Its totient is φ = 53090352.

The previous prime is 77423453. The next prime is 77423477. The reversal of 77423465 is 56432477.

It is an interprime number because it is at equal distance from previous prime (77423453) and next prime (77423477).

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

It is a de Polignac number, because none of the positive numbers 2^k-77423465 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1106015 + ... + 1106084.

It is an arithmetic number, because the mean of its divisors is an integer number (13272600).

Almost surely, 2^77423465 is an apocalyptic number.

It is an amenable number.

77423465 is a deficient number, since it is larger than the sum of its proper divisors (28757335).

77423465 is a wasteful number, since it uses less digits than its factorization.

77423465 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2212111.

The product of its digits is 141120, while the sum is 38.

The square root of 77423465 is about 8799.0604612083. The cubic root of 77423465 is about 426.2105555414.

The spelling of 77423465 in words is "seventy-seven million, four hundred twenty-three thousand, four hundred sixty-five".