2062409 has 4 divisors (see below), whose sum is σ = 2110416. Its totient is φ = 2014404.

The previous prime is 2062391. The next prime is 2062429. The reversal of 2062409 is 9042602.

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: 9042602 = 2 ⋅4521301.

It is a cyclic number.

It is not a de Polignac number, because 2062409 - 2⁸ = 2062153 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2062429) 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, 23939 + ... + 24024.

It is an arithmetic number, because the mean of its divisors is an integer number (527604).

2^2062409 is an apocalyptic number.

It is an amenable number.

2062409 is a deficient number, since it is larger than the sum of its proper divisors (48007).

2062409 is an equidigital number, since it uses as much as digits as its factorization.

2062409 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48006.

The product of its (nonzero) digits is 864, while the sum is 23.

The square root of 2062409 is about 1436.1089791517. The cubic root of 2062409 is about 127.2892121350.

The spelling of 2062409 in words is "two million, sixty-two thousand, four hundred nine".