673490634 has 16 divisors (see below), whose sum is σ = 1347261120. Its totient is φ = 224450240.

The previous prime is 673490621. The next prime is 673490659. The reversal of 673490634 is 436094376.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32482 + ... + 49010.

It is an arithmetic number, because the mean of its divisors is an integer number (84203820).

Almost surely, 2^673490634 is an apocalyptic number.

673490634 is an abundant number, since it is smaller than the sum of its proper divisors (673770486).

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

673490634 is a wasteful number, since it uses less digits than its factorization.

673490634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23325.

The product of its (nonzero) digits is 326592, while the sum is 42.

The square root of 673490634 is about 25951.6980947298. The cubic root of 673490634 is about 876.5509945516.

The spelling of 673490634 in words is "six hundred seventy-three million, four hundred ninety thousand, six hundred thirty-four".