152322992 has 40 divisors (see below), whose sum is σ = 315578016. Its totient is φ = 70972416.

The previous prime is 152322991. The next prime is 152323013. The reversal of 152322992 is 299223251.

It is not an unprimeable number, because it can be changed into a prime (152322991) 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, 25298 + ... + 30734.

Almost surely, 2^152322992 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 152322992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (157789008).

152322992 is an abundant number, since it is smaller than the sum of its proper divisors (163255024).

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

152322992 is a wasteful number, since it uses less digits than its factorization.

152322992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5565 (or 5559 counting only the distinct ones).

The product of its digits is 19440, while the sum is 35.

The square root of 152322992 is about 12341.9201099343. The cubic root of 152322992 is about 534.0580765107.

The spelling of 152322992 in words is "one hundred fifty-two million, three hundred twenty-two thousand, nine hundred ninety-two".