149057250 has 64 divisors (see below), whose sum is σ = 388267776. Its totient is φ = 38016000.

The previous prime is 149057243. The next prime is 149057267. The reversal of 149057250 is 52750941.

149057250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12930 + ... + 21570.

It is an arithmetic number, because the mean of its divisors is an integer number (6066684).

Almost surely, 2^149057250 is an apocalyptic number.

149057250 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 149057250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (194133888).

149057250 is an abundant number, since it is smaller than the sum of its proper divisors (239210526).

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

149057250 is a wasteful number, since it uses less digits than its factorization.

149057250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8684 (or 8674 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 33.

The square root of 149057250 is about 12208.9004418907. The cubic root of 149057250 is about 530.2138095457.

It can be divided in two parts, 14905 and 7250, that added together give a triangular number (22155 = T₂₁₀).

The spelling of 149057250 in words is "one hundred forty-nine million, fifty-seven thousand, two hundred fifty".