672333755 has 4 divisors (see below), whose sum is σ = 806800512. Its totient is φ = 537867000.

The previous prime is 672333749. The next prime is 672333757. The reversal of 672333755 is 557333276.

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

It is not a de Polignac number, because 672333755 - 2⁸ = 672333499 is a prime.

It is a super-2 number, since 2×672333755² = 904065356224800050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (672333757) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67233371 + ... + 67233380.

It is an arithmetic number, because the mean of its divisors is an integer number (201700128).

Almost surely, 2^672333755 is an apocalyptic number.

672333755 is a deficient number, since it is larger than the sum of its proper divisors (134466757).

672333755 is a wasteful number, since it uses less digits than its factorization.

672333755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 134466756.

The product of its digits is 396900, while the sum is 41.

The square root of 672333755 is about 25929.3994338473. The cubic root of 672333755 is about 876.0488125501.

The spelling of 672333755 in words is "six hundred seventy-two million, three hundred thirty-three thousand, seven hundred fifty-five".