672394699 has 8 divisors (see below), whose sum is σ = 675851840. Its totient is φ = 668945736.

The previous prime is 672394691. The next prime is 672394717. The reversal of 672394699 is 996493276.

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

It is a cyclic number.

It is not a de Polignac number, because 672394699 - 2³ = 672394691 is a prime.

It is a super-2 number, since 2×672394699² = 904229262486601202, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (672394691) 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, 221212 + ... + 224230.

It is an arithmetic number, because the mean of its divisors is an integer number (84481480).

Almost surely, 2^672394699 is an apocalyptic number.

672394699 is a deficient number, since it is larger than the sum of its proper divisors (3457141).

672394699 is a wasteful number, since it uses less digits than its factorization.

672394699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4089.

The product of its digits is 4408992, while the sum is 55.

The square root of 672394699 is about 25930.5745983385. The cubic root of 672394699 is about 876.0752816984.

It can be divided in two parts, 67 and 2394699, that added together give a triangular number (2394766 = T₂₁₈₈).

The spelling of 672394699 in words is "six hundred seventy-two million, three hundred ninety-four thousand, six hundred ninety-nine".