13740288 has 36 divisors (see below), whose sum is σ = 36571248. Its totient is φ = 4579840.

The previous prime is 13740277. The next prime is 13740313. The reversal of 13740288 is 88204731.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8178 + ... + 9713.

It is an arithmetic number, because the mean of its divisors is an integer number (1015868).

Almost surely, 2^13740288 is an apocalyptic number.

It is an amenable number.

13740288 is an abundant number, since it is smaller than the sum of its proper divisors (22830960).

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

13740288 is an equidigital number, since it uses as much as digits as its factorization.

13740288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17910 (or 17896 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 13740288 is about 3706.7894464078. The cubic root of 13740288 is about 239.5145743924.

It can be divided in two parts, 13740 and 288, that added together give a triangular number (14028 = T₁₆₇).

The spelling of 13740288 in words is "thirteen million, seven hundred forty thousand, two hundred eighty-eight".