13499226 has 24 divisors (see below), whose sum is σ = 31498740. Its totient is φ = 4153536.

The previous prime is 13499221. The next prime is 13499231. The reversal of 13499226 is 62299431.

It is an interprime number because it is at equal distance from previous prime (13499221) and next prime (13499231).

It can be written as a sum of positive squares in 2 ways, for example, as 11553201 + 1946025 = 3399^2 + 1395^2 .

It is not an unprimeable number, because it can be changed into a prime (13499221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 28611 + ... + 29078.

Almost surely, 2^13499226 is an apocalyptic number.

13499226 is an abundant number, since it is smaller than the sum of its proper divisors (17999514).

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

13499226 is a wasteful number, since it uses less digits than its factorization.

13499226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57710 (or 57707 counting only the distinct ones).

The product of its digits is 23328, while the sum is 36.

The square root of 13499226 is about 3674.1292846061. The cubic root of 13499226 is about 238.1056071586.

The spelling of 13499226 in words is "thirteen million, four hundred ninety-nine thousand, two hundred twenty-six".