672710755 has 4 divisors (see below), whose sum is σ = 807252912. Its totient is φ = 538168600.

The previous prime is 672710749. The next prime is 672710761. The reversal of 672710755 is 557017276.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (672710749) and next prime (672710761).

It is not a de Polignac number, because 672710755 - 2³ = 672710747 is a prime.

It is a Duffinian 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, 67271071 + ... + 67271080.

It is an arithmetic number, because the mean of its divisors is an integer number (201813228).

Almost surely, 2^672710755 is an apocalyptic number.

672710755 is a deficient number, since it is larger than the sum of its proper divisors (134542157).

672710755 is a wasteful number, since it uses less digits than its factorization.

672710755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134542156.

The product of its (nonzero) digits is 102900, while the sum is 40.

The square root of 672710755 is about 25936.6681553356. The cubic root of 672710755 is about 876.2125252339.

The spelling of 672710755 in words is "six hundred seventy-two million, seven hundred ten thousand, seven hundred fifty-five".