1418432 has 28 divisors (see below), whose sum is σ = 2895600. Its totient is φ = 688896.

The previous prime is 1418423. The next prime is 1418447. The reversal of 1418432 is 2348141.

It is a junction number, because it is equal to n+sod(n) for n = 1418398 and 1418407.

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, 2069 + ... + 2667.

2^1418432 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 1418432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1447800).

1418432 is an abundant number, since it is smaller than the sum of its proper divisors (1477168).

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

1418432 is an equidigital number, since it uses as much as digits as its factorization.

1418432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 648 (or 638 counting only the distinct ones).

The product of its digits is 768, while the sum is 23.

The square root of 1418432 is about 1190.9794288736. The cubic root of 1418432 is about 112.3576999174.

The spelling of 1418432 in words is "one million, four hundred eighteen thousand, four hundred thirty-two".