146685432 has 32 divisors (see below), whose sum is σ = 371882880. Its totient is φ = 48205920.

The previous prime is 146685403. The next prime is 146685433. The reversal of 146685432 is 234586641.

It is a super-2 number, since 2×146685432² = 43033231922053248, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (146685433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41338 + ... + 44745.

It is an arithmetic number, because the mean of its divisors is an integer number (11621340).

Almost surely, 2^146685432 is an apocalyptic number.

146685432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

146685432 is an abundant number, since it is smaller than the sum of its proper divisors (225197448).

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

146685432 is a wasteful number, since it uses less digits than its factorization.

146685432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86163 (or 86159 counting only the distinct ones).

The product of its digits is 138240, while the sum is 39.

The square root of 146685432 is about 12111.3761398117. The cubic root of 146685432 is about 527.3864832138.

It can be divided in two parts, 14668 and 5432, that added together give a triangular number (20100 = T₂₀₀).

The spelling of 146685432 in words is "one hundred forty-six million, six hundred eighty-five thousand, four hundred thirty-two".