2403402 has 16 divisors (see below), whose sum is σ = 4854720. Its totient is φ = 793152.

The previous prime is 2403389. The next prime is 2403403. The reversal of 2403402 is 2043042.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (2403403) 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, 1327 + ... + 2562.

It is an arithmetic number, because the mean of its divisors is an integer number (303420).

2^2403402 is an apocalyptic number.

2403402 is an abundant number, since it is smaller than the sum of its proper divisors (2451318).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2403402 is a wasteful number, since it uses less digits than its factorization.

2403402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3997.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 2403402 is about 1550.2909404367. The cubic root of 2403402 is about 133.9498215627.

Adding to 2403402 its reverse (2043042), we get a palindrome (4446444).

The spelling of 2403402 in words is "two million, four hundred three thousand, four hundred two".