1421332 has 12 divisors (see below), whose sum is σ = 2713536. Its totient is φ = 646040.

The previous prime is 1421317. The next prime is 1421339. The reversal of 1421332 is 2331241.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1421339) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16108 + ... + 16195.

It is an arithmetic number, because the mean of its divisors is an integer number (226128).

2^1421332 is an apocalyptic number.

It is an amenable number.

1421332 is a deficient number, since it is larger than the sum of its proper divisors (1292204).

1421332 is a wasteful number, since it uses less digits than its factorization.

1421332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32318 (or 32316 counting only the distinct ones).

The product of its digits is 144, while the sum is 16.

The square root of 1421332 is about 1192.1962925626. The cubic root of 1421332 is about 112.4342199814.

Adding to 1421332 its reverse (2331241), we get a palindrome (3752573).

Subtracting 1421332 from its reverse (2331241), we obtain a palindrome (909909).

The spelling of 1421332 in words is "one million, four hundred twenty-one thousand, three hundred thirty-two".