1422245400 has 48 divisors (see below), whose sum is σ = 4408962600. Its totient is φ = 379265280.

The previous prime is 1422245389. The next prime is 1422245413. The reversal of 1422245400 is 45422241.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1184605 + ... + 1185804.

Almost surely, 2^1422245400 is an apocalyptic number.

1422245400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1422245400 is an abundant number, since it is smaller than the sum of its proper divisors (2986717200).

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

1422245400 is a wasteful number, since it uses less digits than its factorization.

1422245400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2370428 (or 2370419 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 1422245400 is about 37712.6689588525. The cubic root of 1422245400 is about 1124.5829960655.

Adding to 1422245400 its reverse (45422241), we get a palindrome (1467667641).

The spelling of 1422245400 in words is "one billion, four hundred twenty-two million, two hundred forty-five thousand, four hundred".