723173352 has 32 divisors (see below), whose sum is σ = 1972291680. Its totient is φ = 219143360.

The previous prime is 723173351. The next prime is 723173357. The reversal of 723173352 is 253371327.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (723173351) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1369383 + ... + 1369910.

It is an arithmetic number, because the mean of its divisors is an integer number (61634115).

Almost surely, 2^723173352 is an apocalyptic number.

It is an amenable number.

723173352 is an abundant number, since it is smaller than the sum of its proper divisors (1249118328).

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

723173352 is a wasteful number, since it uses less digits than its factorization.

723173352 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2739313 (or 2739309 counting only the distinct ones).

The product of its digits is 26460, while the sum is 33.

The square root of 723173352 is about 26891.8826414217. The cubic root of 723173352 is about 897.5957856920.

The spelling of 723173352 in words is "seven hundred twenty-three million, one hundred seventy-three thousand, three hundred fifty-two".