672097044 has 12 divisors (see below), whose sum is σ = 1568226464. Its totient is φ = 224032344.

The previous prime is 672097043. The next prime is 672097079. The reversal of 672097044 is 440790276.

It is a tau number, because it is divible by the number of its divisors (12).

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 672096993 and 672097011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (672097043) 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, 28004032 + ... + 28004055.

Almost surely, 2^672097044 is an apocalyptic number.

It is an amenable number.

672097044 is an abundant number, since it is smaller than the sum of its proper divisors (896129420).

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

672097044 is a wasteful number, since it uses less digits than its factorization.

672097044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56008094 (or 56008092 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 39.

The square root of 672097044 is about 25924.8345028469. The cubic root of 672097044 is about 875.9459892473.

The spelling of 672097044 in words is "six hundred seventy-two million, ninety-seven thousand, forty-four".