242150136 has 64 divisors (see below), whose sum is σ = 639436800. Its totient is φ = 76416480.

The previous prime is 242150123. The next prime is 242150147. The reversal of 242150136 is 631051242.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 163881 + ... + 165351.

It is an arithmetic number, because the mean of its divisors is an integer number (9991200).

Almost surely, 2^242150136 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 242150136, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (319718400).

242150136 is an abundant number, since it is smaller than the sum of its proper divisors (397286664).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

242150136 is a wasteful number, since it uses less digits than its factorization.

242150136 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1537 (or 1495 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 242150136 is about 15561.1739917013. The cubic root of 242150136 is about 623.2968122451.

The spelling of 242150136 in words is "two hundred forty-two million, one hundred fifty thousand, one hundred thirty-six".