13630534 has 8 divisors (see below), whose sum is σ = 20792520. Its totient is φ = 6699696.

The previous prime is 13630469. The next prime is 13630553. The reversal of 13630534 is 43503631.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×13630534³ (a number of 22 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 13630499 and 13630508.

It is a congruent number.

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, 57639 + ... + 57874.

It is an arithmetic number, because the mean of its divisors is an integer number (2599065).

Almost surely, 2^13630534 is an apocalyptic number.

13630534 is a deficient number, since it is larger than the sum of its proper divisors (7161986).

13630534 is a wasteful number, since it uses less digits than its factorization.

13630534 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115574.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 13630534 is about 3691.9553085052. The cubic root of 13630534 is about 238.8751412155.

The spelling of 13630534 in words is "thirteen million, six hundred thirty thousand, five hundred thirty-four".