13106340 has 96 divisors (see below), whose sum is σ = 43935360. Its totient is φ = 3224448.

The previous prime is 13106329. The next prime is 13106351. The reversal of 13106340 is 4360131.

13106340 is a `hidden beast` number, since 1 + 31 + 0 + 634 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (13106329) and next prime (13106351).

It is a super-2 number, since 2×13106340² = 343552296391200, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 6087 + ... + 7953.

It is an arithmetic number, because the mean of its divisors is an integer number (457660).

Almost surely, 2^13106340 is an apocalyptic number.

13106340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 13106340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21967680).

13106340 is an abundant number, since it is smaller than the sum of its proper divisors (30829020).

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

13106340 is a wasteful number, since it uses less digits than its factorization.

13106340 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1898 (or 1890 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 13106340 is about 3620.2679458847. The cubic root of 13106340 is about 235.7728591155.

Adding to 13106340 its reverse (4360131), we get a palindrome (17466471).

The spelling of 13106340 in words is "thirteen million, one hundred six thousand, three hundred forty".