1822363272 has 160 divisors (see below), whose sum is σ = 5337319680. Its totient is φ = 580245120.

The previous prime is 1822363271. The next prime is 1822363327. The reversal of 1822363272 is 2723632281.

1822363272 is a `hidden beast` number, since 1 + 8 + 22 + 363 + 272 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (1822363271) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 1666758 + ... + 1667850.

It is an arithmetic number, because the mean of its divisors is an integer number (33358248).

Almost surely, 2^1822363272 is an apocalyptic number.

1822363272 is a gapful number since it is divisible by the number (12) 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 1822363272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2668659840).

1822363272 is an abundant number, since it is smaller than the sum of its proper divisors (3514956408).

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

1822363272 is a wasteful number, since it uses less digits than its factorization.

1822363272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1225 (or 1212 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 1822363272 is about 42689.1470048302. The cubic root of 1822363272 is about 1221.4573804575.

The spelling of 1822363272 in words is "one billion, eight hundred twenty-two million, three hundred sixty-three thousand, two hundred seventy-two".