1422478816 has 24 divisors (see below), whose sum is σ = 3055097304. Its totient is φ = 646581120.

The previous prime is 1422478807. The next prime is 1422478831. The reversal of 1422478816 is 6188742241.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2020215 + ... + 2020918.

It is an arithmetic number, because the mean of its divisors is an integer number (127295721).

Almost surely, 2^1422478816 is an apocalyptic number.

1422478816 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1422478816 is an abundant number, since it is smaller than the sum of its proper divisors (1632618488).

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

1422478816 is a wasteful number, since it uses less digits than its factorization.

1422478816 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4041154 (or 4041146 counting only the distinct ones).

The product of its digits is 172032, while the sum is 43.

The square root of 1422478816 is about 37715.7634948572. The cubic root of 1422478816 is about 1124.6445141190.

The spelling of 1422478816 in words is "one billion, four hundred twenty-two million, four hundred seventy-eight thousand, eight hundred sixteen".