146135732 has 12 divisors (see below), whose sum is σ = 256546500. Its totient is φ = 72836736.

The previous prime is 146135719. The next prime is 146135741. The reversal of 146135732 is 237531641.

It can be written as a sum of positive squares in 2 ways, for example, as 20830096 + 125305636 = 4564^2 + 11194^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56357 + ... + 58892.

It is an arithmetic number, because the mean of its divisors is an integer number (21378875).

Almost surely, 2^146135732 is an apocalyptic number.

It is an amenable number.

146135732 is a deficient number, since it is larger than the sum of its proper divisors (110410768).

146135732 is a wasteful number, since it uses less digits than its factorization.

146135732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115570 (or 115568 counting only the distinct ones).

The product of its digits is 15120, while the sum is 32.

The square root of 146135732 is about 12088.6612989197. The cubic root of 146135732 is about 526.7268693309.

The spelling of 146135732 in words is "one hundred forty-six million, one hundred thirty-five thousand, seven hundred thirty-two".