1409873 has 4 divisors (see below), whose sum is σ = 1413360. Its totient is φ = 1406388.

The previous prime is 1409869. The next prime is 1409879. The reversal of 1409873 is 3789041.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 3789041 = 263 ⋅14407.

It is a cyclic number.

It is not a de Polignac number, because 1409873 - 2² = 1409869 is a prime.

It is a super-2 number, since 2×1409873² = 3975483752258, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1409879) 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, 1043 + ... + 1976.

It is an arithmetic number, because the mean of its divisors is an integer number (353340).

2^1409873 is an apocalyptic number.

It is an amenable number.

1409873 is a deficient number, since it is larger than the sum of its proper divisors (3487).

1409873 is an equidigital number, since it uses as much as digits as its factorization.

1409873 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3486.

The product of its (nonzero) digits is 6048, while the sum is 32.

The square root of 1409873 is about 1187.3807308526. The cubic root of 1409873 is about 112.1312502549.

The spelling of 1409873 in words is "one million, four hundred nine thousand, eight hundred seventy-three".