1422279936 has 216 divisors, whose sum is σ = 5113303104. Its totient is φ = 369377280.

The previous prime is 1422279923. The next prime is 1422279983. The reversal of 1422279936 is 6399722241.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 1422279891 and 1422279900.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 173400 + ... + 181416.

Almost surely, 2^1422279936 is an apocalyptic number.

1422279936 is a gapful number since it is divisible by the number (16) 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 1422279936, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2556651552).

1422279936 is an abundant number, since it is smaller than the sum of its proper divisors (3691023168).

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

1422279936 is a wasteful number, since it uses less digits than its factorization.

1422279936 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8057 (or 8040 counting only the distinct ones).

The product of its digits is 326592, while the sum is 45.

The square root of 1422279936 is about 37713.1268393381. The cubic root of 1422279936 is about 1124.5920986399.

The spelling of 1422279936 in words is "one billion, four hundred twenty-two million, two hundred seventy-nine thousand, nine hundred thirty-six".