672935616 has 168 divisors, whose sum is σ = 2150394480. Its totient is φ = 199950336.

The previous prime is 672935611. The next prime is 672935623. The reversal of 672935616 is 616539276.

672935616 is a `hidden beast` number, since 6 + 7 + 29 + 3 + 5 + 616 = 666.

It is not an unprimeable number, because it can be changed into a prime (672935611) 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 23 ways as a sum of consecutive naturals, for example, 184240 + ... + 187856.

Almost surely, 2^672935616 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 672935616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1075197240).

672935616 is an abundant number, since it is smaller than the sum of its proper divisors (1477458864).

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

672935616 is a wasteful number, since it uses less digits than its factorization.

672935616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3671 (or 3658 counting only the distinct ones).

The product of its digits is 408240, while the sum is 45.

The square root of 672935616 is about 25941.0026020584. The cubic root of 672935616 is about 876.3101422629.

The spelling of 672935616 in words is "six hundred seventy-two million, nine hundred thirty-five thousand, six hundred sixteen".