152322990 has 32 divisors (see below), whose sum is σ = 366006816. Its totient is φ = 40571520.

The previous prime is 152322979. The next prime is 152322991. The reversal of 152322990 is 99223251.

It is a congruent number.

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 15 ways as a sum of consecutive naturals, for example, 28144 + ... + 33116.

It is an arithmetic number, because the mean of its divisors is an integer number (11437713).

Almost surely, 2^152322990 is an apocalyptic number.

152322990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

152322990 is an abundant number, since it is smaller than the sum of its proper divisors (213683826).

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

152322990 is a wasteful number, since it uses less digits than its factorization.

152322990 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6004.

The product of its (nonzero) digits is 9720, while the sum is 33.

The square root of 152322990 is about 12341.9200289096. The cubic root of 152322990 is about 534.0580741733.

The spelling of 152322990 in words is "one hundred fifty-two million, three hundred twenty-two thousand, nine hundred ninety".