1324226620 has 12 divisors (see below), whose sum is σ = 2780875944. Its totient is φ = 529690640.

The previous prime is 1324226549. The next prime is 1324226627. The reversal of 1324226620 is 266224231.

It is a super-2 number, since 2×1324226620² = 3507152282233248800, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1324226627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 33105646 + ... + 33105685.

It is an arithmetic number, because the mean of its divisors is an integer number (231739662).

Almost surely, 2^1324226620 is an apocalyptic number.

1324226620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1324226620 is an abundant number, since it is smaller than the sum of its proper divisors (1456649324).

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

1324226620 is a wasteful number, since it uses less digits than its factorization.

1324226620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66211340 (or 66211338 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 28.

The square root of 1324226620 is about 36389.9247045113. The cubic root of 1324226620 is about 1098.1308808896.

The spelling of 1324226620 in words is "one billion, three hundred twenty-four million, two hundred twenty-six thousand, six hundred twenty".