232721496 has 96 divisors (see below), whose sum is σ = 727484160. Its totient is φ = 65831616.

The previous prime is 232721477. The next prime is 232721497. The reversal of 232721496 is 694127232.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

It is an alternating number because its digits alternate between even and odd.

It is a self number, because there is not a number n which added to its sum of digits gives 232721496.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232721497) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 49671 + ... + 54153.

It is an arithmetic number, because the mean of its divisors is an integer number (7577960).

Almost surely, 2^232721496 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 232721496, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (363742080).

232721496 is an abundant number, since it is smaller than the sum of its proper divisors (494762664).

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

232721496 is a wasteful number, since it uses less digits than its factorization.

232721496 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4605 (or 4598 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 232721496 is about 15255.2120929209. The cubic root of 232721496 is about 615.0996784696.

The spelling of 232721496 in words is "two hundred thirty-two million, seven hundred twenty-one thousand, four hundred ninety-six".