673733788 has 48 divisors (see below), whose sum is σ = 1497954304. Its totient is φ = 257929920.

The previous prime is 673733759. The next prime is 673733789. The reversal of 673733788 is 887337376.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (673733789) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18570 + ... + 41137.

Almost surely, 2^673733788 is an apocalyptic number.

It is an amenable number.

673733788 is an abundant number, since it is smaller than the sum of its proper divisors (824220516).

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

673733788 is a wasteful number, since it uses less digits than its factorization.

673733788 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 59762 (or 59760 counting only the distinct ones).

The product of its digits is 3556224, while the sum is 52.

The square root of 673733788 is about 25956.3824135799. The cubic root of 673733788 is about 876.6564705226.

The spelling of 673733788 in words is "six hundred seventy-three million, seven hundred thirty-three thousand, seven hundred eighty-eight".