1404424402 has 8 divisors (see below), whose sum is σ = 2106947196. Its totient is φ = 702108672.

The previous prime is 1404424397. The next prime is 1404424423. The reversal of 1404424402 is 2044244041.

It can be written as a sum of positive squares in 2 ways, for example, as 1353430521 + 50993881 = 36789^2 + 7141^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33523 + ... + 62710.

Almost surely, 2^1404424402 is an apocalyptic number.

1404424402 is a deficient number, since it is larger than the sum of its proper divisors (702522794).

1404424402 is an equidigital number, since it uses as much as digits as its factorization.

1404424402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 103532.

The product of its (nonzero) digits is 4096, while the sum is 25.

The square root of 1404424402 is about 37475.6507882118. The cubic root of 1404424402 is about 1119.8661622598.

Adding to 1404424402 its reverse (2044244041), we get a palindrome (3448668443).

The spelling of 1404424402 in words is "one billion, four hundred four million, four hundred twenty-four thousand, four hundred two".