672790097 has 4 divisors (see below), whose sum is σ = 768902976. Its totient is φ = 576677220.

The previous prime is 672790073. The next prime is 672790103. The reversal of 672790097 is 790097276.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 672790097 - 2²⁸ = 404354641 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (672790037) 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, 48056429 + ... + 48056442.

It is an arithmetic number, because the mean of its divisors is an integer number (192225744).

Almost surely, 2^672790097 is an apocalyptic number.

It is an amenable number.

672790097 is a deficient number, since it is larger than the sum of its proper divisors (96112879).

672790097 is an equidigital number, since it uses as much as digits as its factorization.

672790097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96112878.

The product of its (nonzero) digits is 333396, while the sum is 47.

The square root of 672790097 is about 25938.1976436298. The cubic root of 672790097 is about 876.2469717974.

The spelling of 672790097 in words is "six hundred seventy-two million, seven hundred ninety thousand, ninety-seven".