672417958 has 8 divisors (see below), whose sum is σ = 1033227720. Its totient is φ = 328008720.

The previous prime is 672417929. The next prime is 672417959. The reversal of 672417958 is 859714276.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672417959) 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, 4100028 + ... + 4100191.

It is an arithmetic number, because the mean of its divisors is an integer number (129153465).

Almost surely, 2^672417958 is an apocalyptic number.

672417958 is a deficient number, since it is larger than the sum of its proper divisors (360809762).

672417958 is a wasteful number, since it uses less digits than its factorization.

672417958 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8200262.

The product of its digits is 846720, while the sum is 49.

The square root of 672417958 is about 25931.0230804725. The cubic root of 672417958 is about 876.0853831066.

It can be divided in two parts, 67 and 2417958, that added together give a square (2418025 = 1555²).

The spelling of 672417958 in words is "six hundred seventy-two million, four hundred seventeen thousand, nine hundred fifty-eight".