242153634 has 16 divisors (see below), whose sum is σ = 484589088. Its totient is φ = 80670912.

The previous prime is 242153623. The next prime is 242153657. The reversal of 242153634 is 436351242.

242153634 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 394 + ... + 22010.

It is an arithmetic number, because the mean of its divisors is an integer number (30286818).

Almost surely, 2^242153634 is an apocalyptic number.

242153634 is an abundant number, since it is smaller than the sum of its proper divisors (242435454).

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

242153634 is a wasteful number, since it uses less digits than its factorization.

242153634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23489.

The product of its digits is 17280, while the sum is 30.

The square root of 242153634 is about 15561.2863864142. The cubic root of 242153634 is about 623.2998135260.

The spelling of 242153634 in words is "two hundred forty-two million, one hundred fifty-three thousand, six hundred thirty-four".