13424634 has 24 divisors (see below), whose sum is σ = 29183700. Its totient is φ = 4459968.

The previous prime is 13424623. The next prime is 13424639. The reversal of 13424634 is 43642431.

13424634 is a `hidden beast` number, since 1 + 3 + 4 + 24 + 634 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 13068225 + 356409 = 3615^2 + 597^2 .

It is a junction number, because it is equal to n+sod(n) for n = 13424598 and 13424607.

It is not an unprimeable number, because it can be changed into a prime (13424639) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5214 + ... + 7350.

Almost surely, 2^13424634 is an apocalyptic number.

13424634 is an abundant number, since it is smaller than the sum of its proper divisors (15759066).

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

13424634 is a wasteful number, since it uses less digits than its factorization.

13424634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2494 (or 2491 counting only the distinct ones).

The product of its digits is 6912, while the sum is 27.

The square root of 13424634 is about 3663.9642465504. The cubic root of 13424634 is about 237.6662341279. Note that the first 3 decimals are identical.

The spelling of 13424634 in words is "thirteen million, four hundred twenty-four thousand, six hundred thirty-four".