146838132 has 36 divisors (see below), whose sum is σ = 424199776. Its totient is φ = 41953680.

The previous prime is 146838127. The next prime is 146838149. The reversal of 146838132 is 231838641.

It is a tau number, because it is divible by the number of its divisors (36).

It is a super-2 number, since 2×146838132² = 43122874018498848, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 291094 + ... + 291597.

Almost surely, 2^146838132 is an apocalyptic number.

146838132 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

146838132 is an abundant number, since it is smaller than the sum of its proper divisors (277361644).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

146838132 is a wasteful number, since it uses less digits than its factorization.

146838132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 582708 (or 582703 counting only the distinct ones).

The product of its digits is 27648, while the sum is 36.

The square root of 146838132 is about 12117.6784905360. The cubic root of 146838132 is about 527.5694234153.

The spelling of 146838132 in words is "one hundred forty-six million, eight hundred thirty-eight thousand, one hundred thirty-two".