149847236 has 48 divisors (see below), whose sum is σ = 330244992. Its totient is φ = 57792000.

The previous prime is 149847179. The next prime is 149847241. The reversal of 149847236 is 632748941.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28700 + ... + 33516.

It is an arithmetic number, because the mean of its divisors is an integer number (6880104).

Almost surely, 2^149847236 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 149847236, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (165122496).

149847236 is an abundant number, since it is smaller than the sum of its proper divisors (180397756).

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

149847236 is a wasteful number, since it uses less digits than its factorization.

149847236 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4940 (or 4938 counting only the distinct ones).

The product of its digits is 290304, while the sum is 44.

The square root of 149847236 is about 12241.2105610515. The cubic root of 149847236 is about 531.1488500202.

The spelling of 149847236 in words is "one hundred forty-nine million, eight hundred forty-seven thousand, two hundred thirty-six".