2404000402 has 4 divisors (see below), whose sum is σ = 3606000606. Its totient is φ = 1202000200.

The previous prime is 2404000397. The next prime is 2404000409. The reversal of 2404000402 is 2040004042.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1537345681 + 866654721 = 39209^2 + 29439^2 .

It is not an unprimeable number, because it can be changed into a prime (2404000409) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 601000099 + ... + 601000102.

Almost surely, 2^2404000402 is an apocalyptic number.

2404000402 is a deficient number, since it is larger than the sum of its proper divisors (1202000204).

2404000402 is a wasteful number, since it uses less digits than its factorization.

2404000402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1202000203.

The product of its (nonzero) digits is 256, while the sum is 16.

The square root of 2404000402 is about 49030.6067880054. The cubic root of 2404000402 is about 1339.6093763757.

Adding to 2404000402 its reverse (2040004042), we get a palindrome (4444004444).

It can be divided in two parts, 2 and 404000402, that added together give a palindrome (404000404).

The spelling of 2404000402 in words is "two billion, four hundred four million, four hundred two", and thus it is an aban number.