146442432 has 28 divisors (see below), whose sum is σ = 387462776. Its totient is φ = 48814080.

The previous prime is 146442427. The next prime is 146442473. The reversal of 146442432 is 234244641.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a nude number because it is divisible by every one of its digits.

It is a self number, because there is not a number n which added to its sum of digits gives 146442432.

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, 381169 + ... + 381552.

Almost surely, 2^146442432 is an apocalyptic number.

146442432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

146442432 is an abundant number, since it is smaller than the sum of its proper divisors (241020344).

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

146442432 is an equidigital number, since it uses as much as digits as its factorization.

146442432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 762736 (or 762726 counting only the distinct ones).

The product of its digits is 18432, while the sum is 30.

The square root of 146442432 is about 12101.3400910808. The cubic root of 146442432 is about 527.0950983405.

It can be divided in two parts, 14 and 6442432, that added together give a palindrome (6442446).

The spelling of 146442432 in words is "one hundred forty-six million, four hundred forty-two thousand, four hundred thirty-two".