672251642 has 8 divisors (see below), whose sum is σ = 1009722432. Its totient is φ = 335677500.

The previous prime is 672251641. The next prime is 672251681. The reversal of 672251642 is 246152276.

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

It is not an unprimeable number, because it can be changed into a prime (672251641) 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, 222284 + ... + 225287.

It is an arithmetic number, because the mean of its divisors is an integer number (126215304).

Almost surely, 2^672251642 is an apocalyptic number.

672251642 is a deficient number, since it is larger than the sum of its proper divisors (337470790).

672251642 is a wasteful number, since it uses less digits than its factorization.

672251642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 448324.

The product of its digits is 40320, while the sum is 35.

The square root of 672251642 is about 25927.8159897821. The cubic root of 672251642 is about 876.0131467693.

The spelling of 672251642 in words is "six hundred seventy-two million, two hundred fifty-one thousand, six hundred forty-two".