147922 has 4 divisors (see below), whose sum is σ = 221886. Its totient is φ = 73960.

The previous prime is 147919. The next prime is 147937. The reversal of 147922 is 229741.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 229741 = 31 ⋅7411.

It can be written as a sum of positive squares in only one way, i.e., 95481 + 52441 = 309^2 + 229^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36979 + ... + 36982.

2¹⁴⁷⁹²² is an apocalyptic number.

147922 is a deficient number, since it is larger than the sum of its proper divisors (73964).

147922 is an equidigital number, since it uses as much as digits as its factorization.

147922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73963.

The product of its digits is 1008, while the sum is 25.

The square root of 147922 is about 384.6062922002. The cubic root of 147922 is about 52.8864306018.

It can be divided in two parts, 14792 and 2, that multiplied together give a square (29584 = 172²).

The spelling of 147922 in words is "one hundred forty-seven thousand, nine hundred twenty-two".