672454241 has 4 divisors (see below), whose sum is σ = 680966400. Its totient is φ = 663942084.

The previous prime is 672454219. The next prime is 672454249. The reversal of 672454241 is 142454276.

It is a happy number.

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 a cyclic number.

It is not a de Polignac number, because 672454241 - 2¹⁰ = 672453217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (672454249) 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, 4255961 + ... + 4256118.

It is an arithmetic number, because the mean of its divisors is an integer number (170241600).

Almost surely, 2^672454241 is an apocalyptic number.

It is an amenable number.

672454241 is a deficient number, since it is larger than the sum of its proper divisors (8512159).

672454241 is an equidigital number, since it uses as much as digits as its factorization.

672454241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8512158.

The product of its digits is 53760, while the sum is 35.

The square root of 672454241 is about 25931.7226770610. The cubic root of 672454241 is about 876.1011403867.

Adding to 672454241 its sum of digits (35), we get a palindrome (672454276).

The spelling of 672454241 in words is "six hundred seventy-two million, four hundred fifty-four thousand, two hundred forty-one".