672077396 has 24 divisors (see below), whose sum is σ = 1223663616. Its totient is φ = 322630560.

The previous prime is 672077383. The next prime is 672077431. The reversal of 672077396 is 693770276.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 672077396.

It is a congruent number.

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, 5591 + ... + 37086.

It is an arithmetic number, because the mean of its divisors is an integer number (50985984).

Almost surely, 2^672077396 is an apocalyptic number.

It is an amenable number.

672077396 is a deficient number, since it is larger than the sum of its proper divisors (551586220).

672077396 is a wasteful number, since it uses less digits than its factorization.

672077396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42839 (or 42837 counting only the distinct ones).

The product of its (nonzero) digits is 666792, while the sum is 47.

The square root of 672077396 is about 25924.4555584105. The cubic root of 672077396 is about 875.9374533993.

The spelling of 672077396 in words is "six hundred seventy-two million, seventy-seven thousand, three hundred ninety-six".