149733725 has 6 divisors (see below), whose sum is σ = 185669850. Its totient is φ = 119786960.

The previous prime is 149733707. The next prime is 149733781. The reversal of 149733725 is 527337941.

149733725 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 3 ways, for example, as 14546596 + 135187129 = 3814^2 + 11627^2 .

It is not a de Polignac number, because 149733725 - 2¹⁴ = 149717341 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2994650 + ... + 2994699.

It is an arithmetic number, because the mean of its divisors is an integer number (30944975).

Almost surely, 2^149733725 is an apocalyptic number.

It is an amenable number.

149733725 is a deficient number, since it is larger than the sum of its proper divisors (35936125).

149733725 is an equidigital number, since it uses as much as digits as its factorization.

149733725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5989359 (or 5989354 counting only the distinct ones).

The product of its digits is 158760, while the sum is 41.

The square root of 149733725 is about 12236.5732539792. The cubic root of 149733725 is about 531.0146990255.

The spelling of 149733725 in words is "one hundred forty-nine million, seven hundred thirty-three thousand, seven hundred twenty-five".