676423015 has 4 divisors (see below), whose sum is σ = 811707624. Its totient is φ = 541138408.

The previous prime is 676423003. The next prime is 676423049. The reversal of 676423015 is 510324676.

It is a happy number.

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-676423015 is a prime.

It is a Duffinian number.

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, 67642297 + ... + 67642306.

It is an arithmetic number, because the mean of its divisors is an integer number (202926906).

Almost surely, 2^676423015 is an apocalyptic number.

676423015 is a deficient number, since it is larger than the sum of its proper divisors (135284609).

676423015 is a wasteful number, since it uses less digits than its factorization.

676423015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135284608.

The product of its (nonzero) digits is 30240, while the sum is 34.

The square root of 676423015 is about 26008.1336316161. The cubic root of 676423015 is about 877.8213215445.

The spelling of 676423015 in words is "six hundred seventy-six million, four hundred twenty-three thousand, fifteen".