150891000 has 256 divisors, whose sum is σ = 523635840. Its totient is φ = 35942400.

The previous prime is 150890911. The next prime is 150891001. The reversal of 150891000 is 198051.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (150891001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2066964 + ... + 2067036.

Almost surely, 2^150891000 is an apocalyptic number.

150891000 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 150891000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (261817920).

150891000 is an abundant number, since it is smaller than the sum of its proper divisors (372744840).

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

150891000 is a wasteful number, since it uses less digits than its factorization.

150891000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 24.

The square root of 150891000 is about 12283.7697796727. The cubic root of 150891000 is about 532.3792403983.

The spelling of 150891000 in words is "one hundred fifty million, eight hundred ninety-one thousand".