1614420404 has 12 divisors (see below), whose sum is σ = 2863938084. Its totient is φ = 796152384.

The previous prime is 1614420403. The next prime is 1614420413. The reversal of 1614420404 is 4040244161.

It can be written as a sum of positive squares in 2 ways, for example, as 816244900 + 798175504 = 28570^2 + 28252^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1614420403) 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 in 3 ways as a sum of consecutive naturals, for example, 2764127 + ... + 2764710.

It is an arithmetic number, because the mean of its divisors is an integer number (238661507).

Almost surely, 2^1614420404 is an apocalyptic number.

It is an amenable number.

1614420404 is a deficient number, since it is larger than the sum of its proper divisors (1249517680).

1614420404 is a wasteful number, since it uses less digits than its factorization.

1614420404 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5528914 (or 5528912 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 26.

The square root of 1614420404 is about 40179.8507214748. The cubic root of 1614420404 is about 1173.1103846009.

Adding to 1614420404 its reverse (4040244161), we get a palindrome (5654664565).

The spelling of 1614420404 in words is "one billion, six hundred fourteen million, four hundred twenty thousand, four hundred four".