723164532 has 24 divisors (see below), whose sum is σ = 1745570400. Its totient is φ = 232742496.

The previous prime is 723164531. The next prime is 723164537. The reversal of 723164532 is 235461327.

It is a junction number, because it is equal to n+sod(n) for n = 723164493 and 723164502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (723164531) 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, 1038682 + ... + 1039377.

It is an arithmetic number, because the mean of its divisors is an integer number (72732100).

Almost surely, 2^723164532 is an apocalyptic number.

It is an amenable number.

723164532 is an abundant number, since it is smaller than the sum of its proper divisors (1022405868).

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

723164532 is a wasteful number, since it uses less digits than its factorization.

723164532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2078095 (or 2078093 counting only the distinct ones).

The product of its digits is 30240, while the sum is 33.

The square root of 723164532 is about 26891.7186509156. The cubic root of 723164532 is about 897.5921365775.

The spelling of 723164532 in words is "seven hundred twenty-three million, one hundred sixty-four thousand, five hundred thirty-two".