150032740 has 144 divisors (see below), whose sum is σ = 394148160. Its totient is φ = 47520000.

The previous prime is 150032731. The next prime is 150032761. The reversal of 150032740 is 47230051.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 597615 + ... + 597865.

It is an arithmetic number, because the mean of its divisors is an integer number (2737140).

Almost surely, 2^150032740 is an apocalyptic number.

150032740 is a gapful number since it is divisible by the number (10) 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 150032740, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (197074080).

150032740 is an abundant number, since it is smaller than the sum of its proper divisors (244115420).

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

150032740 is a wasteful number, since it uses less digits than its factorization.

150032740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 314 (or 301 counting only the distinct ones).

The product of its (nonzero) digits is 840, while the sum is 22.

The square root of 150032740 is about 12248.7852458928. The cubic root of 150032740 is about 531.3679389364.

Adding to 150032740 its reverse (47230051), we get a palindrome (197262791).

The spelling of 150032740 in words is "one hundred fifty million, thirty-two thousand, seven hundred forty".