147166394 has 16 divisors (see below), whose sum is σ = 225050280. Its totient is φ = 72161280.

The previous prime is 147166379. The next prime is 147166423. The reversal of 147166394 is 493661741.

It can be written as a sum of positive squares in 4 ways, for example, as 60918025 + 86248369 = 7805^2 + 9287^2 .

It is a Curzon number.

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 in 7 ways as a sum of consecutive naturals, for example, 23642 + ... + 29210.

Almost surely, 2^147166394 is an apocalyptic number.

147166394 is a deficient number, since it is larger than the sum of its proper divisors (77883886).

147166394 is a wasteful number, since it uses less digits than its factorization.

147166394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5825.

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

The square root of 147166394 is about 12131.2156851653. The cubic root of 147166394 is about 527.9622643869.

The spelling of 147166394 in words is "one hundred forty-seven million, one hundred sixty-six thousand, three hundred ninety-four".