13487346 has 12 divisors (see below), whose sum is σ = 29222622. Its totient is φ = 4495776.

The previous prime is 13487339. The next prime is 13487377. The reversal of 13487346 is 64378431.

It can be written as a sum of positive squares in only one way, i.e., 13242321 + 245025 = 3639^2 + 495^2 .

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 13487346.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 374631 + ... + 374666.

Almost surely, 2^13487346 is an apocalyptic number.

13487346 is an abundant number, since it is smaller than the sum of its proper divisors (15735276).

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

13487346 is a wasteful number, since it uses less digits than its factorization.

13487346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 749305 (or 749302 counting only the distinct ones).

The product of its digits is 48384, while the sum is 36.

The square root of 13487346 is about 3672.5122191764. The cubic root of 13487346 is about 238.0357383425.

The spelling of 13487346 in words is "thirteen million, four hundred eighty-seven thousand, three hundred forty-six".