1404220434 has 16 divisors (see below), whose sum is σ = 2973643488. Its totient is φ = 440539712.

The previous prime is 1404220429. The next prime is 1404220507. The reversal of 1404220434 is 4340224041.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6883332 + ... + 6883535.

It is an arithmetic number, because the mean of its divisors is an integer number (185852718).

Almost surely, 2^1404220434 is an apocalyptic number.

1404220434 is an abundant number, since it is smaller than the sum of its proper divisors (1569423054).

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

1404220434 is a wasteful number, since it uses less digits than its factorization.

1404220434 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13766889.

The product of its (nonzero) digits is 3072, while the sum is 24.

The square root of 1404220434 is about 37472.9293490648. The cubic root of 1404220434 is about 1119.8119459988.

Adding to 1404220434 its reverse (4340224041), we get a palindrome (5744444475).

The spelling of 1404220434 in words is "one billion, four hundred four million, two hundred twenty thousand, four hundred thirty-four".