146643004 has 12 divisors (see below), whose sum is σ = 257447344. Its totient is φ = 73086624.

The previous prime is 146643001. The next prime is 146643017. The reversal of 146643004 is 400346641.

It is a happy number.

146643004 is digitally balanced in base 2, 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 (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146643001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 57312 + ... + 59815.

Almost surely, 2^146643004 is an apocalyptic number.

It is an amenable number.

146643004 is a deficient number, since it is larger than the sum of its proper divisors (110804340).

146643004 is a wasteful number, since it uses less digits than its factorization.

146643004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 117444 (or 117442 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 146643004 is about 12109.6244367858. The cubic root of 146643004 is about 527.3356303760.

Adding to 146643004 its reverse (400346641), we get a palindrome (546989645).

The spelling of 146643004 in words is "one hundred forty-six million, six hundred forty-three thousand, four".