1422404444 has 6 divisors (see below), whose sum is σ = 2489207784. Its totient is φ = 711202220.

The previous prime is 1422404377. The next prime is 1422404471. The reversal of 1422404444 is 4444042241.

It is a super-3 number, since 3×1422404444³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 177800552 + ... + 177800559.

It is an arithmetic number, because the mean of its divisors is an integer number (414867964).

Almost surely, 2^1422404444 is an apocalyptic number.

It is an amenable number.

1422404444 is a deficient number, since it is larger than the sum of its proper divisors (1066803340).

1422404444 is a wasteful number, since it uses less digits than its factorization.

1422404444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 355601115 (or 355601113 counting only the distinct ones).

The product of its (nonzero) digits is 16384, while the sum is 29.

The square root of 1422404444 is about 37714.7775281785. Note that the first 3 decimals coincide. The cubic root of 1422404444 is about 1124.6249137053.

Adding to 1422404444 its reverse (4444042241), we get a palindrome (5866446685).

The spelling of 1422404444 in words is "one billion, four hundred twenty-two million, four hundred four thousand, four hundred forty-four".