162242542 has 32 divisors (see below), whose sum is σ = 304913664. Its totient is φ = 62899200.

The previous prime is 162242527. The next prime is 162242567. The reversal of 162242542 is 245242261.

It is a self number, because there is not a number n which added to its sum of digits gives 162242542.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29998 + ... + 34990.

It is an arithmetic number, because the mean of its divisors is an integer number (9528552).

Almost surely, 2^162242542 is an apocalyptic number.

162242542 is a deficient number, since it is larger than the sum of its proper divisors (142671122).

162242542 is a wasteful number, since it uses less digits than its factorization.

162242542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5224.

The product of its digits is 7680, while the sum is 28.

The square root of 162242542 is about 12737.4464473850. The cubic root of 162242542 is about 545.4080965514.

The spelling of 162242542 in words is "one hundred sixty-two million, two hundred forty-two thousand, five hundred forty-two".