1146432 has 56 divisors (see below), whose sum is σ = 3470656. Its totient is φ = 327168.

The previous prime is 1146421. The next prime is 1146461. The reversal of 1146432 is 2346411.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (21).

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

It is a junction number, because it is equal to n+sod(n) for n = 1146399 and 1146408.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 918 + ... + 1770.

It is an arithmetic number, because the mean of its divisors is an integer number (61976).

2^1146432 is an apocalyptic number.

1146432 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1146432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1735328).

1146432 is an abundant number, since it is smaller than the sum of its proper divisors (2324224).

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

1146432 is an equidigital number, since it uses as much as digits as its factorization.

1146432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 875 (or 865 counting only the distinct ones).

The product of its digits is 576, while the sum is 21.

The square root of 1146432 is about 1070.7156485267. The cubic root of 1146432 is about 104.6604907080.

Subtracting from 1146432 its sum of digits (21), we obtain a palindrome (1146411).

The spelling of 1146432 in words is "one million, one hundred forty-six thousand, four hundred thirty-two".