672002331 has 64 divisors (see below), whose sum is σ = 1214653440. Its totient is φ = 319127040.

The previous prime is 672002321. The next prime is 672002351. The reversal of 672002331 is 133200276.

It is not a de Polignac number, because 672002331 - 2⁶ = 672002267 is a prime.

It is a super-2 number, since 2×672002331² = 903174265738867122, which contains 22 as substring.

672002331 is a modest number, since divided by 2331 gives 672 as remainder.

It is not an unprimeable number, because it can be changed into a prime (672002321) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 326301 + ... + 328353.

It is an arithmetic number, because the mean of its divisors is an integer number (18978960).

Almost surely, 2^672002331 is an apocalyptic number.

672002331 is a deficient number, since it is larger than the sum of its proper divisors (542651109).

672002331 is a wasteful number, since it uses less digits than its factorization.

672002331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2196.

The product of its (nonzero) digits is 1512, while the sum is 24.

The square root of 672002331 is about 25923.0077537310. The cubic root of 672002331 is about 875.9048407402.

The spelling of 672002331 in words is "six hundred seventy-two million, two thousand, three hundred thirty-one".