147858872 has 48 divisors (see below), whose sum is σ = 326979360. Its totient is φ = 62487936.

The previous prime is 147858859. The next prime is 147858889. The reversal of 147858872 is 278858741.

It is a super-2 number, since 2×147858872² = 43724492058224768, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 147858872.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26033 + ... + 31199.

It is an arithmetic number, because the mean of its divisors is an integer number (6812070).

Almost surely, 2^147858872 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 147858872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (163489680).

147858872 is an abundant number, since it is smaller than the sum of its proper divisors (179120488).

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

147858872 is a wasteful number, since it uses less digits than its factorization.

147858872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5260 (or 5249 counting only the distinct ones).

The product of its digits is 1003520, while the sum is 50.

The square root of 147858872 is about 12159.7233521162. The cubic root of 147858872 is about 528.7890616408.

The spelling of 147858872 in words is "one hundred forty-seven million, eight hundred fifty-eight thousand, eight hundred seventy-two".