13804290 has 128 divisors (see below), whose sum is σ = 39916800. Its totient is φ = 3386880.

The previous prime is 13804277. The next prime is 13804303. The reversal of 13804290 is 9240831.

It is an interprime number because it is at equal distance from previous prime (13804277) and next prime (13804303).

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 321009 + ... + 321051.

It is an arithmetic number, because the mean of its divisors is an integer number (311850).

Almost surely, 2^13804290 is an apocalyptic number.

13804290 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 13804290, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (19958400).

13804290 is an abundant number, since it is smaller than the sum of its proper divisors (26112510).

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

13804290 is a wasteful number, since it uses less digits than its factorization.

13804290 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129 (or 123 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 13804290 is about 3715.4124939231. The cubic root of 13804290 is about 239.8858832476.

The spelling of 13804290 in words is "thirteen million, eight hundred four thousand, two hundred ninety".