147822 has 16 divisors (see below), whose sum is σ = 300672. Its totient is φ = 48440.

The previous prime is 147811. The next prime is 147827. The reversal of 147822 is 228741.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 147792 and 147801.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 147822.

It is not an unprimeable number, because it can be changed into a prime (147827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 253 + ... + 599.

It is an arithmetic number, because the mean of its divisors is an integer number (18792).

2¹⁴⁷⁸²² is an apocalyptic number.

147822 is an abundant number, since it is smaller than the sum of its proper divisors (152850).

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

147822 is a wasteful number, since it uses less digits than its factorization.

147822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 423.

The product of its digits is 896, while the sum is 24.

The square root of 147822 is about 384.4762671479. The cubic root of 147822 is about 52.8745102761.

It can be divided in two parts, 147 and 822, that added together give a palindrome (969).

The spelling of 147822 in words is "one hundred forty-seven thousand, eight hundred twenty-two".