149206250 has 24 divisors (see below), whose sum is σ = 279755532. Its totient is φ = 59680000.

The previous prime is 149206243. The next prime is 149206279. The reversal of 149206250 is 52602941.

It is a happy number.

149206250 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 6 ways, for example, as 43178041 + 106028209 = 6571^2 + 10297^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5687 + ... + 18186.

Almost surely, 2^149206250 is an apocalyptic number.

149206250 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

149206250 is a deficient number, since it is larger than the sum of its proper divisors (130549282).

149206250 is an frugal number, since it uses more digits than its factorization.

149206250 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23900 (or 23880 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 149206250 is about 12215.0010233319. The cubic root of 149206250 is about 530.3904207658.

The spelling of 149206250 in words is "one hundred forty-nine million, two hundred six thousand, two hundred fifty".