13536890 has 8 divisors (see below), whose sum is σ = 24366420. Its totient is φ = 5414752.

The previous prime is 13536883. The next prime is 13536899. The reversal of 13536890 is 9863531.

It can be written as a sum of positive squares in 2 ways, for example, as 13535041 + 1849 = 3679^2 + 43^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 13536890.

It is not an unprimeable number, because it can be changed into a prime (13536899) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 676835 + ... + 676854.

Almost surely, 2^13536890 is an apocalyptic number.

13536890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13536890 is a deficient number, since it is larger than the sum of its proper divisors (10829530).

13536890 is a wasteful number, since it uses less digits than its factorization.

13536890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1353696.

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 13536890 is about 3679.2512825302. The cubic root of 13536890 is about 238.3268465587.

The spelling of 13536890 in words is "thirteen million, five hundred thirty-six thousand, eight hundred ninety".