149228241 has 8 divisors (see below), whose sum is σ = 199029120. Its totient is φ = 99456432.

The previous prime is 149228161. The next prime is 149228269. The reversal of 149228241 is 142822941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 149228241 - 2¹⁰ = 149227217 is a prime.

It is not an unprimeable number, because it can be changed into a prime (149228281) 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, 12051 + ... + 21063.

It is an arithmetic number, because the mean of its divisors is an integer number (24878640).

Almost surely, 2^149228241 is an apocalyptic number.

It is an amenable number.

149228241 is a deficient number, since it is larger than the sum of its proper divisors (49800879).

149228241 is an equidigital number, since it uses as much as digits as its factorization.

149228241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14535.

The product of its digits is 9216, while the sum is 33.

The square root of 149228241 is about 12215.9011538241. The cubic root of 149228241 is about 530.4164769638.

The spelling of 149228241 in words is "one hundred forty-nine million, two hundred twenty-eight thousand, two hundred forty-one".