2609403 has 8 divisors (see below), whose sum is σ = 3662400. Its totient is φ = 1648008.

The previous prime is 2609401. The next prime is 2609407. The reversal of 2609403 is 3049062.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2609403 - 2¹ = 2609401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2609401) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22833 + ... + 22946.

It is an arithmetic number, because the mean of its divisors is an integer number (457800).

2^2609403 is an apocalyptic number.

2609403 is a deficient number, since it is larger than the sum of its proper divisors (1052997).

2609403 is a wasteful number, since it uses less digits than its factorization.

2609403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45801.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 2609403 is about 1615.3646647120. The cubic root of 2609403 is about 137.6724535894.

The spelling of 2609403 in words is "two million, six hundred nine thousand, four hundred three".