13875722 has 32 divisors (see below), whose sum is σ = 24624000. Its totient is φ = 5861184.

The previous prime is 13875677. The next prime is 13875737. The reversal of 13875722 is 22757831.

13875722 is digitally balanced in base 2 and base 8, because in such bases it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×13875722² = 385071322042568, which contains 22 as substring.

13875722 is strictly pandigital in base 8.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 77429 + ... + 77607.

It is an arithmetic number, because the mean of its divisors is an integer number (769500).

Almost surely, 2^13875722 is an apocalyptic number.

13875722 is a deficient number, since it is larger than the sum of its proper divisors (10748278).

13875722 is a wasteful number, since it uses less digits than its factorization.

13875722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315 (or 301 counting only the distinct ones).

The product of its digits is 23520, while the sum is 35.

The square root of 13875722 is about 3725.0130201115. The cubic root of 13875722 is about 240.2989446089.

The spelling of 13875722 in words is "thirteen million, eight hundred seventy-five thousand, seven hundred twenty-two".