150402312 has 64 divisors (see below), whose sum is σ = 420201600. Its totient is φ = 49844160.

The previous prime is 150402289. The next prime is 150402319. The reversal of 150402312 is 213204051.

150402312 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not an unprimeable number, because it can be changed into a prime (150402319) 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, 37173 + ... + 41019.

It is an arithmetic number, because the mean of its divisors is an integer number (6565650).

Almost surely, 2^150402312 is an apocalyptic number.

150402312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 150402312, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (210100800).

150402312 is an abundant number, since it is smaller than the sum of its proper divisors (269799288).

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

150402312 is a wasteful number, since it uses less digits than its factorization.

150402312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4043 (or 4033 counting only the distinct ones).

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

The square root of 150402312 is about 12263.8620344490. The cubic root of 150402312 is about 531.8038830894.

Adding to 150402312 its reverse (213204051), we get a palindrome (363606363).

The spelling of 150402312 in words is "one hundred fifty million, four hundred two thousand, three hundred twelve".