162506142 has 16 divisors (see below), whose sum is σ = 361124880. Its totient is φ = 54168696.

The previous prime is 162506131. The next prime is 162506153. The reversal of 162506142 is 241605261.

162506142 is a `hidden beast` number, since 16 + 2 + 506 + 142 = 666.

It is an interprime number because it is at equal distance from previous prime (162506131) and next prime (162506153).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1504633 + ... + 1504740.

It is an arithmetic number, because the mean of its divisors is an integer number (22570305).

Almost surely, 2^162506142 is an apocalyptic number.

162506142 is an abundant number, since it is smaller than the sum of its proper divisors (198618738).

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

162506142 is a wasteful number, since it uses less digits than its factorization.

162506142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3009384 (or 3009378 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 162506142 is about 12747.7896907660. The cubic root of 162506142 is about 545.7033166594.

The spelling of 162506142 in words is "one hundred sixty-two million, five hundred six thousand, one hundred forty-two".