13500494 has 16 divisors (see below), whose sum is σ = 24150528. Its totient is φ = 5534232.

The previous prime is 13500493. The next prime is 13500551. The reversal of 13500494 is 49400531.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13500491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20642 + ... + 21285.

It is an arithmetic number, because the mean of its divisors is an integer number (1509408).

Almost surely, 2^13500494 is an apocalyptic number.

13500494 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13500494 is a deficient number, since it is larger than the sum of its proper divisors (10650034).

13500494 is a wasteful number, since it uses less digits than its factorization.

13500494 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41959.

The product of its (nonzero) digits is 2160, while the sum is 26.

The square root of 13500494 is about 3674.3018384450. The cubic root of 13500494 is about 238.1130621158.

The spelling of 13500494 in words is "thirteen million, five hundred thousand, four hundred ninety-four".