672048654 has 16 divisors (see below), whose sum is σ = 1363029120. Its totient is φ = 220860920.

The previous prime is 672048653. The next prime is 672048683. The reversal of 672048654 is 456840276.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672048653) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 788364 + ... + 789215.

It is an arithmetic number, because the mean of its divisors is an integer number (85189320).

Almost surely, 2^672048654 is an apocalyptic number.

672048654 is an abundant number, since it is smaller than the sum of its proper divisors (690980466).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

672048654 is a wasteful number, since it uses less digits than its factorization.

672048654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1577655.

The product of its (nonzero) digits is 322560, while the sum is 42.

The square root of 672048654 is about 25923.9012110446. The cubic root of 672048654 is about 875.9249664679.

The spelling of 672048654 in words is "six hundred seventy-two million, forty-eight thousand, six hundred fifty-four".