13436990 has 32 divisors (see below), whose sum is σ = 29099520. Its totient is φ = 4364064.

The previous prime is 13436989. The next prime is 13436999. The reversal of 13436990 is 9963431.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is a self number, because there is not a number n which added to its sum of digits gives 13436990.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13436999) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3722 + ... + 6381.

It is an arithmetic number, because the mean of its divisors is an integer number (909360).

Almost surely, 2^13436990 is an apocalyptic number.

13436990 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13436990 is an abundant number, since it is smaller than the sum of its proper divisors (15662530).

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

13436990 is a wasteful number, since it uses less digits than its factorization.

13436990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10136.

The product of its (nonzero) digits is 17496, while the sum is 35.

The square root of 13436990 is about 3665.6500105711. The cubic root of 13436990 is about 237.7391275739.

The spelling of 13436990 in words is "thirteen million, four hundred thirty-six thousand, nine hundred ninety".