153450242 has 16 divisors (see below), whose sum is σ = 251812800. Its totient is φ = 69552240.

The previous prime is 153450239. The next prime is 153450257. The reversal of 153450242 is 242054351.

It is a happy number.

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, 1817 + ... + 17612.

It is an arithmetic number, because the mean of its divisors is an integer number (15738300).

Almost surely, 2^153450242 is an apocalyptic number.

153450242 is a deficient number, since it is larger than the sum of its proper divisors (98362558).

153450242 is a wasteful number, since it uses less digits than its factorization.

153450242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19801.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 153450242 is about 12387.5034611499. The cubic root of 153450242 is about 535.3722532269.

The spelling of 153450242 in words is "one hundred fifty-three million, four hundred fifty thousand, two hundred forty-two".