149565242 has 8 divisors (see below), whose sum is σ = 226444896. Its totient is φ = 74083612.

The previous prime is 149565203. The next prime is 149565271. The reversal of 149565242 is 242565941.

It is a happy number.

149565242 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-3 number, since 3×149565242³ (a number of 26 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a junction number, because it is equal to n+sod(n) for n = 149565196 and 149565205.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 349238 + ... + 349665.

It is an arithmetic number, because the mean of its divisors is an integer number (28305612).

Almost surely, 2^149565242 is an apocalyptic number.

149565242 is a deficient number, since it is larger than the sum of its proper divisors (76879654).

149565242 is a wasteful number, since it uses less digits than its factorization.

149565242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 699012.

The product of its digits is 86400, while the sum is 38.

The square root of 149565242 is about 12229.6869134087. The cubic root of 149565242 is about 530.8154552744.

The spelling of 149565242 in words is "one hundred forty-nine million, five hundred sixty-five thousand, two hundred forty-two".