13435982 has 16 divisors (see below), whose sum is σ = 23412192. Its totient is φ = 5663520.

The previous prime is 13435963. The next prime is 13435997. The reversal of 13435982 is 28953431.

It is a super-2 number, since 2×13435982² = 361051224608648, which contains 22 as substring.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7013 + ... + 8720.

It is an arithmetic number, because the mean of its divisors is an integer number (1463262).

Almost surely, 2^13435982 is an apocalyptic number.

13435982 is a deficient number, since it is larger than the sum of its proper divisors (9976210).

13435982 is a wasteful number, since it uses less digits than its factorization.

13435982 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15803.

The product of its digits is 25920, while the sum is 35.

The square root of 13435982 is about 3665.5125153244. The cubic root of 13435982 is about 237.7331826157.

The spelling of 13435982 in words is "thirteen million, four hundred thirty-five thousand, nine hundred eighty-two".