147994475 has 6 divisors (see below), whose sum is σ = 183513180. Its totient is φ = 118395560.

The previous prime is 147994471. The next prime is 147994481. The reversal of 147994475 is 574499741.

It is not a de Polignac number, because 147994475 - 2² = 147994471 is a prime.

It is not an unprimeable number, because it can be changed into a prime (147994471) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2959865 + ... + 2959914.

It is an arithmetic number, because the mean of its divisors is an integer number (30585530).

Almost surely, 2^147994475 is an apocalyptic number.

147994475 is a deficient number, since it is larger than the sum of its proper divisors (35518705).

147994475 is an equidigital number, since it uses as much as digits as its factorization.

147994475 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5919789 (or 5919784 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 50.

The square root of 147994475 is about 12165.2979823759. The cubic root of 147994475 is about 528.9506650056.

The spelling of 147994475 in words is "one hundred forty-seven million, nine hundred ninety-four thousand, four hundred seventy-five".