672555303 has 24 divisors (see below), whose sum is σ = 1136074368. Its totient is φ = 375378192.

The previous prime is 672555287. The next prime is 672555329. The reversal of 672555303 is 303555276.

672555303 is a `hidden beast` number, since 6 + 72 + 55 + 530 + 3 = 666.

It is not a de Polignac number, because 672555303 - 2⁴ = 672555287 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672556303) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 121425 + ... + 126842.

It is an arithmetic number, because the mean of its divisors is an integer number (47336432).

Almost surely, 2^672555303 is an apocalyptic number.

672555303 is a gapful number since it is divisible by the number (63) formed by its first and last digit.

672555303 is a deficient number, since it is larger than the sum of its proper divisors (463519065).

672555303 is a wasteful number, since it uses less digits than its factorization.

672555303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 248323 (or 248320 counting only the distinct ones).

The product of its (nonzero) digits is 94500, while the sum is 36.

The square root of 672555303 is about 25933.6712210208. The cubic root of 672555303 is about 876.1450274365.

The spelling of 672555303 in words is "six hundred seventy-two million, five hundred fifty-five thousand, three hundred three".