146228704 has 24 divisors (see below), whose sum is σ = 288215928. Its totient is φ = 73031040.

The previous prime is 146228671. The next prime is 146228711. The reversal of 146228704 is 407822641.

It is a happy number.

It is a Smith number, since the sum of its digits (34) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 146228704.

It is a congruent 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 3 ways as a sum of consecutive naturals, for example, 33699 + ... + 37789.

It is an arithmetic number, because the mean of its divisors is an integer number (12008997).

Almost surely, 2^146228704 is an apocalyptic number.

It is an amenable number.

146228704 is a deficient number, since it is larger than the sum of its proper divisors (141987224).

146228704 is a wasteful number, since it uses less digits than its factorization.

146228704 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5218 (or 5210 counting only the distinct ones).

The product of its (nonzero) digits is 21504, while the sum is 34.

The square root of 146228704 is about 12092.5061091570. The cubic root of 146228704 is about 526.8385473998.

The spelling of 146228704 in words is "one hundred forty-six million, two hundred twenty-eight thousand, seven hundred four".