150197190 has 128 divisors (see below), whose sum is σ = 428101632. Its totient is φ = 33246720.

The previous prime is 150197149. The next prime is 150197191. The reversal of 150197190 is 91791051.

It is a happy number.

It is a super-2 number, since 2×150197190² = 45118391767792200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150197191) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 673419 + ... + 673641.

It is an arithmetic number, because the mean of its divisors is an integer number (3344544).

Almost surely, 2^150197190 is an apocalyptic number.

150197190 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 150197190, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214050816).

150197190 is an abundant number, since it is smaller than the sum of its proper divisors (277904442).

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

150197190 is a wasteful number, since it uses less digits than its factorization.

150197190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 414.

The product of its (nonzero) digits is 2835, while the sum is 33.

The square root of 150197190 is about 12255.4963179791. The cubic root of 150197190 is about 531.5620111328.

The spelling of 150197190 in words is "one hundred fifty million, one hundred ninety-seven thousand, one hundred ninety".