146003656 has 8 divisors (see below), whose sum is σ = 273756870. Its totient is φ = 73001824.

The previous prime is 146003639. The next prime is 146003659. The reversal of 146003656 is 656300641.

146003656 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 105884100 + 40119556 = 10290^2 + 6334^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (146003659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9125221 + ... + 9125236.

Almost surely, 2^146003656 is an apocalyptic number.

It is an amenable number.

146003656 is a deficient number, since it is larger than the sum of its proper divisors (127753214).

146003656 is a wasteful number, since it uses less digits than its factorization.

146003656 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18250463 (or 18250459 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 146003656 is about 12083.1972590039. The cubic root of 146003656 is about 526.5681380248.

The spelling of 146003656 in words is "one hundred forty-six million, three thousand, six hundred fifty-six".