672416762 has 8 divisors (see below), whose sum is σ = 1035885396. Its totient is φ = 327121632.

The previous prime is 672416747. The next prime is 672416803. The reversal of 672416762 is 267614276.

It is a Cunningham number, because it is equal to 25931²+1.

It can be written as a sum of positive squares in 2 ways, for example, as 672416761 + 1 = 25931^2 + 1^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4543283 + ... + 4543430.

Almost surely, 2^672416762 is an apocalyptic number.

672416762 is a deficient number, since it is larger than the sum of its proper divisors (363468634).

672416762 is a wasteful number, since it uses less digits than its factorization.

672416762 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9086752.

The product of its digits is 169344, while the sum is 41.

The square root of 672416762 is about 25931.0000192819. Note that the first 4 decimals coincide. The cubic root of 672416762 is about 876.0848636883.

The spelling of 672416762 in words is "six hundred seventy-two million, four hundred sixteen thousand, seven hundred sixty-two".