147164428 has 12 divisors (see below), whose sum is σ = 261382072. Its totient is φ = 72483840.

The previous prime is 147164389. The next prime is 147164509. The reversal of 147164428 is 824461741.

It is a happy number.

147164428 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (37) coincides with the sum of the digits of its distinct prime factors.

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 3 ways as a sum of consecutive naturals, for example, 274293 + ... + 274828.

Almost surely, 2^147164428 is an apocalyptic number.

It is an amenable number.

147164428 is a deficient number, since it is larger than the sum of its proper divisors (114217644).

147164428 is a wasteful number, since it uses less digits than its factorization.

147164428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 549192 (or 549190 counting only the distinct ones).

The product of its digits is 43008, while the sum is 37.

The square root of 147164428 is about 12131.1346542687. The cubic root of 147164428 is about 527.9599133555.

The spelling of 147164428 in words is "one hundred forty-seven million, one hundred sixty-four thousand, four hundred twenty-eight".