1404242402 has 16 divisors (see below), whose sum is σ = 2204941824. Its totient is φ = 669900000.

The previous prime is 1404242351. The next prime is 1404242407. The reversal of 1404242402 is 2042424041.

It is not an unprimeable number, because it can be changed into a prime (1404242407) 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, 155099 + ... + 163902.

It is an arithmetic number, because the mean of its divisors is an integer number (137808864).

Almost surely, 2^1404242402 is an apocalyptic number.

1404242402 is a deficient number, since it is larger than the sum of its proper divisors (800699422).

1404242402 is a wasteful number, since it uses less digits than its factorization.

1404242402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319105.

The product of its (nonzero) digits is 2048, while the sum is 23.

The square root of 1404242402 is about 37473.2224661824. Note that the first 3 decimals coincide. The cubic root of 1404242402 is about 1119.8177855142.

Adding to 1404242402 its reverse (2042424041), we get a palindrome (3446666443).

The spelling of 1404242402 in words is "one billion, four hundred four million, two hundred forty-two thousand, four hundred two".