1409594 has 4 divisors (see below), whose sum is σ = 2114394. Its totient is φ = 704796.

The previous prime is 1409587. The next prime is 1409633. The reversal of 1409594 is 4959041.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1408969 + 625 = 1187^2 + 25^2 .

It is an Ulam number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1409594.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 352397 + ... + 352400.

2^1409594 is an apocalyptic number.

1409594 is a deficient number, since it is larger than the sum of its proper divisors (704800).

1409594 is an equidigital number, since it uses as much as digits as its factorization.

1409594 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 704799.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 1409594 is about 1187.2632395556. The cubic root of 1409594 is about 112.1238532097.

The spelling of 1409594 in words is "one million, four hundred nine thousand, five hundred ninety-four".