147031922 has 4 divisors (see below), whose sum is σ = 220547886. Its totient is φ = 73515960.

The previous prime is 147031919. The next prime is 147031949. The reversal of 147031922 is 229130741.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 127486681 + 19545241 = 11291^2 + 4421^2 .

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 as a sum of consecutive naturals, namely, 36757979 + ... + 36757982.

Almost surely, 2^147031922 is an apocalyptic number.

147031922 is a deficient number, since it is larger than the sum of its proper divisors (73515964).

147031922 is an equidigital number, since it uses as much as digits as its factorization.

147031922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73515963.

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 147031922 is about 12125.6720226138. The cubic root of 147031922 is about 527.8014084226.

The spelling of 147031922 in words is "one hundred forty-seven million, thirty-one thousand, nine hundred twenty-two".