13345826 has 16 divisors (see below), whose sum is σ = 22142904. Its totient is φ = 5992704.

The previous prime is 13345823. The next prime is 13345831. The reversal of 13345826 is 62854331.

It can be written as a sum of positive squares in 4 ways, for example, as 11526025 + 1819801 = 3395^2 + 1349^2 .

It is a super-2 number, since 2×13345826² = 356222143244552, which contains 22 as substring.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 13345792 and 13345801.

It is not an unprimeable number, because it can be changed into a prime (13345823) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5975 + ... + 7898.

Almost surely, 2^13345826 is an apocalyptic number.

13345826 is a deficient number, since it is larger than the sum of its proper divisors (8797078).

13345826 is a wasteful number, since it uses less digits than its factorization.

13345826 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13925.

The product of its digits is 17280, while the sum is 32.

The square root of 13345826 is about 3653.1939450295. The cubic root of 13345826 is about 237.2002556524.

The spelling of 13345826 in words is "thirteen million, three hundred forty-five thousand, eight hundred twenty-six".