149320248 has 256 divisors, whose sum is σ = 508032000. Its totient is φ = 36126720.

The previous prime is 149320207. The next prime is 149320267. The reversal of 149320248 is 842023941.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1539336 + ... + 1539432.

It is an arithmetic number, because the mean of its divisors is an integer number (1984500).

Almost surely, 2^149320248 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 149320248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (254016000).

149320248 is an abundant number, since it is smaller than the sum of its proper divisors (358711752).

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

149320248 is a wasteful number, since it uses less digits than its factorization.

149320248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155 (or 137 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 33.

The square root of 149320248 is about 12219.6664438928. Note that the first 3 decimals coincide. The cubic root of 149320248 is about 530.5254643830.

The spelling of 149320248 in words is "one hundred forty-nine million, three hundred twenty thousand, two hundred forty-eight".