673733790 has 48 divisors (see below), whose sum is σ = 1775721168. Its totient is φ = 177199488.

The previous prime is 673733789. The next prime is 673733807. The reversal of 673733790 is 97337376.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44704 + ... + 57843.

It is an arithmetic number, because the mean of its divisors is an integer number (36994191).

Almost surely, 2^673733790 is an apocalyptic number.

673733790 is an abundant number, since it is smaller than the sum of its proper divisors (1101987378).

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

673733790 is a wasteful number, since it uses less digits than its factorization.

673733790 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 102633 (or 102630 counting only the distinct ones).

The product of its (nonzero) digits is 500094, while the sum is 45.

The square root of 673733790 is about 25956.3824521061. The cubic root of 673733790 is about 876.6564713900.

The spelling of 673733790 in words is "six hundred seventy-three million, seven hundred thirty-three thousand, seven hundred ninety".