1426432 has 44 divisors (see below), whose sum is σ = 3275200. Its totient is φ = 608256.

The previous prime is 1426429. The next prime is 1426457. The reversal of 1426432 is 2346241.

It is a happy number.

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, 7069 + ... + 7267.

2^1426432 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1426432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1637600).

1426432 is an abundant number, since it is smaller than the sum of its proper divisors (1848768).

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

1426432 is an equidigital number, since it uses as much as digits as its factorization.

1426432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 226 (or 208 counting only the distinct ones).

The product of its digits is 1152, while the sum is 22.

The square root of 1426432 is about 1194.3332868174. Note that the first 3 decimals coincide. The cubic root of 1426432 is about 112.5685376606.

The spelling of 1426432 in words is "one million, four hundred twenty-six thousand, four hundred thirty-two".