1826228520 has 96 divisors (see below), whose sum is σ = 6193324800. Its totient is φ = 465818496.

The previous prime is 1826228471. The next prime is 1826228527. The reversal of 1826228520 is 258226281.

1826228520 is a `hidden beast` number, since 1 + 8 + 2 + 622 + 8 + 5 + 20 = 666.

It is a super-2 number, since 2×1826228520² = 6670221214522780800, which contains 22 as substring.

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 (1826228527) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 102000 + ... + 118559.

It is an arithmetic number, because the mean of its divisors is an integer number (64513800).

Almost surely, 2^1826228520 is an apocalyptic number.

1826228520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1826228520 is an abundant number, since it is smaller than the sum of its proper divisors (4367096280).

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

1826228520 is a wasteful number, since it uses less digits than its factorization.

1826228520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 220599 (or 220592 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 36.

The square root of 1826228520 is about 42734.3950466132. The cubic root of 1826228520 is about 1222.3203444578.

The spelling of 1826228520 in words is "one billion, eight hundred twenty-six million, two hundred twenty-eight thousand, five hundred twenty".