152322012 has 48 divisors (see below), whose sum is σ = 415699200. Its totient is φ = 48101040.

The previous prime is 152321999. The next prime is 152322013. The reversal of 152322012 is 210223251.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (152322013) 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, 35064 + ... + 39167.

It is an arithmetic number, because the mean of its divisors is an integer number (8660400).

Almost surely, 2^152322012 is an apocalyptic number.

152322012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

152322012 is an abundant number, since it is smaller than the sum of its proper divisors (263377188).

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

152322012 is a wasteful number, since it uses less digits than its factorization.

152322012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74263 (or 74255 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 152322012 is about 12341.8804077823. The cubic root of 152322012 is about 534.0569311856.

Adding to 152322012 its reverse (210223251), we get a palindrome (362545263).

The spelling of 152322012 in words is "one hundred fifty-two million, three hundred twenty-two thousand, twelve".