1422896880 has 80 divisors (see below), whose sum is σ = 4456527264. Its totient is φ = 375521280.

The previous prime is 1422896873. The next prime is 1422896953. The reversal of 1422896880 is 886982241.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×1422896880² = 4049271062227468800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7281 + ... + 53840.

Almost surely, 2^1422896880 is an apocalyptic number.

1422896880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1422896880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2228263632).

1422896880 is an abundant number, since it is smaller than the sum of its proper divisors (3033630384).

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

1422896880 is a wasteful number, since it uses less digits than its factorization.

1422896880 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61234 (or 61228 counting only the distinct ones).

The product of its (nonzero) digits is 442368, while the sum is 48.

The square root of 1422896880 is about 37721.3053856836. The cubic root of 1422896880 is about 1124.7546803362.

The spelling of 1422896880 in words is "one billion, four hundred twenty-two million, eight hundred ninety-six thousand, eight hundred eighty".