2003402 has 8 divisors (see below), whose sum is σ = 3086436. Its totient is φ = 974592.

The previous prime is 2003387. The next prime is 2003411. The reversal of 2003402 is 2043002.

It can be written as a sum of positive squares in 2 ways, for example, as 1901641 + 101761 = 1379^2 + 319^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13463 + ... + 13610.

2^2003402 is an apocalyptic number.

2003402 is a deficient number, since it is larger than the sum of its proper divisors (1083034).

2003402 is a wasteful number, since it uses less digits than its factorization.

2003402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27112.

The product of its (nonzero) digits is 48, while the sum is 11.

The square root of 2003402 is about 1415.4158399566. The cubic root of 2003402 is about 126.0635020462.

Adding to 2003402 its reverse (2043002), we get a palindrome (4046404).

The spelling of 2003402 in words is "two million, three thousand, four hundred two".