673492722 has 32 divisors (see below), whose sum is σ = 1581021312. Its totient is φ = 187225344.

The previous prime is 673492717. The next prime is 673492843. The reversal of 673492722 is 227294376.

It is a Harshad number since it is a multiple of its sum of digits (42).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 215143 + ... + 218250.

It is an arithmetic number, because the mean of its divisors is an integer number (49406916).

Almost surely, 2^673492722 is an apocalyptic number.

673492722 is an abundant number, since it is smaller than the sum of its proper divisors (907528590).

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

673492722 is a wasteful number, since it uses less digits than its factorization.

673492722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 433442.

The product of its digits is 254016, while the sum is 42.

The square root of 673492722 is about 25951.7383232800. The cubic root of 673492722 is about 876.5519003977.

The spelling of 673492722 in words is "six hundred seventy-three million, four hundred ninety-two thousand, seven hundred twenty-two".