672293219 has 16 divisors (see below), whose sum is σ = 745332000. Its totient is φ = 602380800.

The previous prime is 672293191. The next prime is 672293221. The reversal of 672293219 is 912392276.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-672293219 is a prime.

It is a super-2 number, since 2×672293219² = 903956344626763922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (672293299) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238619 + ... + 241419.

It is an arithmetic number, because the mean of its divisors is an integer number (46583250).

Almost surely, 2^672293219 is an apocalyptic number.

672293219 is a deficient number, since it is larger than the sum of its proper divisors (73038781).

672293219 is a wasteful number, since it uses less digits than its factorization.

672293219 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3350.

The product of its digits is 81648, while the sum is 41.

The square root of 672293219 is about 25928.6177610763. The cubic root of 672293219 is about 876.0312061018.

The spelling of 672293219 in words is "six hundred seventy-two million, two hundred ninety-three thousand, two hundred nineteen".