672568452 has 36 divisors (see below), whose sum is σ = 1710299136. Its totient is φ = 222845040.

The previous prime is 672568447. The next prime is 672568487. The reversal of 672568452 is 254865276.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-3 number, since 3×672568452³ (a number of 27 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 672568398 and 672568407.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49924 + ... + 61947.

Almost surely, 2^672568452 is an apocalyptic number.

It is an amenable number.

672568452 is an abundant number, since it is smaller than the sum of its proper divisors (1037730684).

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

672568452 is a wasteful number, since it uses less digits than its factorization.

672568452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112048 (or 112043 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The square root of 672568452 is about 25933.9247319028. The cubic root of 672568452 is about 876.1507371805.

The spelling of 672568452 in words is "six hundred seventy-two million, five hundred sixty-eight thousand, four hundred fifty-two".