673076745 has 48 divisors (see below), whose sum is σ = 1293649344. Its totient is φ = 320976000.

The previous prime is 673076713. The next prime is 673076773. The reversal of 673076745 is 547670376.

It is not a de Polignac number, because 673076745 - 2⁵ = 673076713 is a prime.

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

It is a self number, because there is not a number n which added to its sum of digits gives 673076745.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 19050 + ... + 41340.

It is an arithmetic number, because the mean of its divisors is an integer number (26951028).

Almost surely, 2^673076745 is an apocalyptic number.

It is an amenable number.

673076745 is a deficient number, since it is larger than the sum of its proper divisors (620572599).

673076745 is a wasteful number, since it uses less digits than its factorization.

673076745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22374 (or 22371 counting only the distinct ones).

The product of its (nonzero) digits is 740880, while the sum is 45.

The square root of 673076745 is about 25943.7226511540. The cubic root of 673076745 is about 876.3713983111.

The spelling of 673076745 in words is "six hundred seventy-three million, seventy-six thousand, seven hundred forty-five".