13775022 has 40 divisors (see below), whose sum is σ = 32216976. Its totient is φ = 4390848.

The previous prime is 13775017. The next prime is 13775033. The reversal of 13775022 is 22057731.

It is a super-2 number, since 2×13775022² = 379502462200968, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1878 + ... + 5574.

Almost surely, 2^13775022 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13775022, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16108488).

13775022 is an abundant number, since it is smaller than the sum of its proper divisors (18441954).

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

13775022 is a wasteful number, since it uses less digits than its factorization.

13775022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3734 (or 3725 counting only the distinct ones).

The product of its (nonzero) digits is 2940, while the sum is 27.

The square root of 13775022 is about 3711.4716757642. The cubic root of 13775022 is about 239.7162271028.

The spelling of 13775022 in words is "thirteen million, seven hundred seventy-five thousand, twenty-two".