672596761 has 4 divisors (see below), whose sum is σ = 674973712. Its totient is φ = 670219812.

The previous prime is 672596741. The next prime is 672596777. The reversal of 672596761 is 167695276.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 672596761 - 2⁷ = 672596633 is a prime.

It is a super-2 number, since 2×672596761² = 904772805815382242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (672596731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1188051 + ... + 1188616.

It is an arithmetic number, because the mean of its divisors is an integer number (168743428).

Almost surely, 2^672596761 is an apocalyptic number.

It is an amenable number.

672596761 is a deficient number, since it is larger than the sum of its proper divisors (2376951).

672596761 is a wasteful number, since it uses less digits than its factorization.

672596761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2376950.

The product of its digits is 952560, while the sum is 49.

The square root of 672596761 is about 25934.4705170551. The cubic root of 672596761 is about 876.1630296608.

The spelling of 672596761 in words is "six hundred seventy-two million, five hundred ninety-six thousand, seven hundred sixty-one".