1431364 has 12 divisors (see below), whose sum is σ = 2732688. Its totient is φ = 650600.

The previous prime is 1431361. The next prime is 1431373. The reversal of 1431364 is 4631341.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (1431361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16222 + ... + 16309.

It is an arithmetic number, because the mean of its divisors is an integer number (227724).

2^1431364 is an apocalyptic number.

It is an amenable number.

1431364 is a deficient number, since it is larger than the sum of its proper divisors (1301324).

1431364 is a wasteful number, since it uses less digits than its factorization.

1431364 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32546 (or 32544 counting only the distinct ones).

The product of its digits is 864, while the sum is 22.

The square root of 1431364 is about 1196.3962554271. The cubic root of 1431364 is about 112.6981265896.

The spelling of 1431364 in words is "one million, four hundred thirty-one thousand, three hundred sixty-four".