13099290 has 32 divisors (see below), whose sum is σ = 31579200. Its totient is φ = 3477504.

The previous prime is 13099283. The next prime is 13099291. The reversal of 13099290 is 9299031.

13099290 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (13099291) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6861 + ... + 8559.

It is an arithmetic number, because the mean of its divisors is an integer number (986850).

Almost surely, 2^13099290 is an apocalyptic number.

13099290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13099290 is an abundant number, since it is smaller than the sum of its proper divisors (18479910).

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

13099290 is a wasteful number, since it uses less digits than its factorization.

13099290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1966.

The product of its (nonzero) digits is 4374, while the sum is 33.

The square root of 13099290 is about 3619.2941300756. The cubic root of 13099290 is about 235.7305768617.

The spelling of 13099290 in words is "thirteen million, ninety-nine thousand, two hundred ninety".