672067929 has 8 divisors (see below), whose sum is σ = 965020672. Its totient is φ = 413580240.

The previous prime is 672067883. The next prime is 672067939. The reversal of 672067929 is 929760276.

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

It is not a de Polignac number, because 672067929 - 2⁷ = 672067801 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (672067939) 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, 8616217 + ... + 8616294.

It is an arithmetic number, because the mean of its divisors is an integer number (120627584).

Almost surely, 2^672067929 is an apocalyptic number.

It is an amenable number.

672067929 is a deficient number, since it is larger than the sum of its proper divisors (292952743).

672067929 is a wasteful number, since it uses less digits than its factorization.

672067929 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17232527.

The product of its (nonzero) digits is 571536, while the sum is 48.

The square root of 672067929 is about 25924.2729695550. The cubic root of 672067929 is about 875.9333405105.

The spelling of 672067929 in words is "six hundred seventy-two million, sixty-seven thousand, nine hundred twenty-nine".