13534730 has 32 divisors (see below), whose sum is σ = 26967168. Its totient is φ = 4849600.

The previous prime is 13534721. The next prime is 13534739. The reversal of 13534730 is 3743531.

It is an interprime number because it is at equal distance from previous prime (13534721) and next prime (13534739).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 13534730.

It is not an unprimeable number, because it can be changed into a prime (13534739) 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, 6944 + ... + 8676.

It is an arithmetic number, because the mean of its divisors is an integer number (842724).

Almost surely, 2^13534730 is an apocalyptic number.

13534730 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13534730 is a deficient number, since it is larger than the sum of its proper divisors (13432438).

13534730 is a wasteful number, since it uses less digits than its factorization.

13534730 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1822.

The product of its (nonzero) digits is 3780, while the sum is 26.

The square root of 13534730 is about 3678.9577328368. The cubic root of 13534730 is about 238.3141697579.

The spelling of 13534730 in words is "thirteen million, five hundred thirty-four thousand, seven hundred thirty".