147218862 has 32 divisors (see below), whose sum is σ = 336897792. Its totient is φ = 42012864.

The previous prime is 147218857. The next prime is 147218873. The reversal of 147218862 is 268812741.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 147218862.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 48378 + ... + 51330.

It is an arithmetic number, because the mean of its divisors is an integer number (10528056).

Almost surely, 2^147218862 is an apocalyptic number.

147218862 is an abundant number, since it is smaller than the sum of its proper divisors (189678930).

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

147218862 is a wasteful number, since it uses less digits than its factorization.

147218862 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4152.

The product of its digits is 43008, while the sum is 39.

The square root of 147218862 is about 12133.3780127382. The cubic root of 147218862 is about 528.0250002510.

The spelling of 147218862 in words is "one hundred forty-seven million, two hundred eighteen thousand, eight hundred sixty-two".