13874562 has 36 divisors (see below), whose sum is σ = 32558994. Its totient is φ = 4268160.

The previous prime is 13874537. The next prime is 13874569. The reversal of 13874562 is 26547831.

13874562 is a `hidden beast` number, since 13 + 87 + 4 + 562 = 666.

13874562 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 3 ways, for example, as 5803281 + 8071281 = 2409^2 + 2841^2 .

It is a zygodrome in base 3.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13874569) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 762 + ... + 5322.

Almost surely, 2^13874562 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13874562, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16279497).

13874562 is an abundant number, since it is smaller than the sum of its proper divisors (18684432).

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

13874562 is a wasteful number, since it uses less digits than its factorization.

13874562 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4595 (or 4579 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The square root of 13874562 is about 3724.8573127034. The cubic root of 13874562 is about 240.2922481515.

The spelling of 13874562 in words is "thirteen million, eight hundred seventy-four thousand, five hundred sixty-two".