147951798 has 16 divisors (see below), whose sum is σ = 296732160. Its totient is φ = 49179176.

The previous prime is 147951781. The next prime is 147951827. The reversal of 147951798 is 897159741.

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 147951798.

It is a congruent 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, 32190 + ... + 36497.

It is an arithmetic number, because the mean of its divisors is an integer number (18545760).

Almost surely, 2^147951798 is an apocalyptic number.

147951798 is an abundant number, since it is smaller than the sum of its proper divisors (148780362).

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

147951798 is a wasteful number, since it uses less digits than its factorization.

147951798 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69051.

The product of its digits is 635040, while the sum is 51.

The square root of 147951798 is about 12163.5438092687. The cubic root of 147951798 is about 528.8998158150.

The spelling of 147951798 in words is "one hundred forty-seven million, nine hundred fifty-one thousand, seven hundred ninety-eight".