147394922 has 12 divisors (see below), whose sum is σ = 222328386. Its totient is φ = 73287720.

The previous prime is 147394883. The next prime is 147394937. The reversal of 147394922 is 229493741.

It can be written as a sum of positive squares in only one way, i.e., 147355321 + 39601 = 12139^2 + 199^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 147394922.

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 5 ways as a sum of consecutive naturals, for example, 78272 + ... + 80132.

Almost surely, 2^147394922 is an apocalyptic number.

147394922 is a deficient number, since it is larger than the sum of its proper divisors (74933464).

147394922 is an equidigital number, since it uses as much as digits as its factorization.

147394922 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2261 (or 2062 counting only the distinct ones).

The product of its digits is 108864, while the sum is 41.

The square root of 147394922 is about 12140.6310379650. The cubic root of 147394922 is about 528.2354059153.

The spelling of 147394922 in words is "one hundred forty-seven million, three hundred ninety-four thousand, nine hundred twenty-two".