150311442 has 16 divisors (see below), whose sum is σ = 305551872. Its totient is φ = 49282320.

The previous prime is 150311419. The next prime is 150311443. The reversal of 150311442 is 244113051.

It is a super-2 number, since 2×150311442² = 45187059192238728, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (150311443) 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, 204978 + ... + 205709.

It is an arithmetic number, because the mean of its divisors is an integer number (19096992).

Almost surely, 2^150311442 is an apocalyptic number.

150311442 is an abundant number, since it is smaller than the sum of its proper divisors (155240430).

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

150311442 is a wasteful number, since it uses less digits than its factorization.

150311442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 410753.

The product of its (nonzero) digits is 480, while the sum is 21.

The square root of 150311442 is about 12260.1566874164. The cubic root of 150311442 is about 531.6967598370.

Adding to 150311442 its reverse (244113051), we get a palindrome (394424493).

The spelling of 150311442 in words is "one hundred fifty million, three hundred eleven thousand, four hundred forty-two".