149658038 has 16 divisors (see below), whose sum is σ = 245890080. Its totient is φ = 67998336.

The previous prime is 149658031. The next prime is 149658059. The reversal of 149658038 is 830856941.

149658038 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 149658038.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149658031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 74906 + ... + 76877.

It is an arithmetic number, because the mean of its divisors is an integer number (15368130).

Almost surely, 2^149658038 is an apocalyptic number.

149658038 is a deficient number, since it is larger than the sum of its proper divisors (96232042).

149658038 is a wasteful number, since it uses less digits than its factorization.

149658038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151831.

The product of its (nonzero) digits is 207360, while the sum is 44.

The square root of 149658038 is about 12233.4802080193. The cubic root of 149658038 is about 530.9252119860.

The spelling of 149658038 in words is "one hundred forty-nine million, six hundred fifty-eight thousand, thirty-eight".