672578546 has 8 divisors (see below), whose sum is σ = 1009977984. Its totient is φ = 335919220.

The previous prime is 672578539. The next prime is 672578591. The reversal of 672578546 is 645875276.

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

It is a junction number, because it is equal to n+sod(n) for n = 672578494 and 672578503.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 182750 + ... + 186393.

It is an arithmetic number, because the mean of its divisors is an integer number (126247248).

Almost surely, 2^672578546 is an apocalyptic number.

672578546 is a deficient number, since it is larger than the sum of its proper divisors (337399438).

672578546 is a wasteful number, since it uses less digits than its factorization.

672578546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370056.

The product of its digits is 2822400, while the sum is 50.

The square root of 672578546 is about 25934.1193411305. The cubic root of 672578546 is about 876.1551202889.

The spelling of 672578546 in words is "six hundred seventy-two million, five hundred seventy-eight thousand, five hundred forty-six".