1422001400 has 48 divisors (see below), whose sum is σ = 3383061000. Its totient is φ = 555569280.

The previous prime is 1422001369. The next prime is 1422001411. The reversal of 1422001400 is 41002241.

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, 74075 + ... + 91274.

Almost surely, 2^1422001400 is an apocalyptic number.

1422001400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1422001400 is an abundant number, since it is smaller than the sum of its proper divisors (1961059600).

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

1422001400 is a wasteful number, since it uses less digits than its factorization.

1422001400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165408 (or 165399 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 1422001400 is about 37709.4338329283. The cubic root of 1422001400 is about 1124.5186813454.

Adding to 1422001400 its reverse (41002241), we get a palindrome (1463003641).

The spelling of 1422001400 in words is "one billion, four hundred twenty-two million, one thousand, four hundred".