672874403 has 2 divisors, whose sum is σ = 672874404. Its totient is φ = 672874402.

The previous prime is 672874393. The next prime is 672874421. The reversal of 672874403 is 304478276.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 672874403 - 2⁴ = 672874387 is a prime.

It is not a weakly prime, because it can be changed into another prime (672874463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336437201 + 336437202.

It is an arithmetic number, because the mean of its divisors is an integer number (336437202).

Almost surely, 2^672874403 is an apocalyptic number.

672874403 is a deficient number, since it is larger than the sum of its proper divisors (1).

672874403 is an equidigital number, since it uses as much as digits as its factorization.

672874403 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 41.

The square root of 672874403 is about 25939.8227249147. The cubic root of 672874403 is about 876.2835705286.

The spelling of 672874403 in words is "six hundred seventy-two million, eight hundred seventy-four thousand, four hundred three".