1409859 has 32 divisors (see below), whose sum is σ = 2350080. Its totient is φ = 828000.

The previous prime is 1409851. The next prime is 1409869. The reversal of 1409859 is 9589041.

It is not a de Polignac number, because 1409859 - 2³ = 1409851 is a prime.

1409859 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (1409851) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 13909 + ... + 14009.

It is an arithmetic number, because the mean of its divisors is an integer number (73440).

2^1409859 is an apocalyptic number.

1409859 is a deficient number, since it is larger than the sum of its proper divisors (940221).

1409859 is a wasteful number, since it uses less digits than its factorization.

1409859 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168 (or 162 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 36.

The square root of 1409859 is about 1187.3748355090. The cubic root of 1409859 is about 112.1308791002.

It can be divided in two parts, 140 and 9859, that added together give a palindrome (9999).

The spelling of 1409859 in words is "one million, four hundred nine thousand, eight hundred fifty-nine".