13992435 has 24 divisors (see below), whose sum is σ = 24438960. Its totient is φ = 7405632.

The previous prime is 13992431. The next prime is 13992437. The reversal of 13992435 is 53429931.

It is a happy number.

13992435 is a `hidden beast` number, since 139 + 92 + 435 = 666.

It is not a de Polignac number, because 13992435 - 2² = 13992431 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 13992435.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13992431) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5137 + ... + 7373.

It is an arithmetic number, because the mean of its divisors is an integer number (1018290).

Almost surely, 2^13992435 is an apocalyptic number.

13992435 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13992435 is a deficient number, since it is larger than the sum of its proper divisors (10446525).

13992435 is a wasteful number, since it uses less digits than its factorization.

13992435 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2387 (or 2384 counting only the distinct ones).

The product of its digits is 29160, while the sum is 36.

The square root of 13992435 is about 3740.6463345256. The cubic root of 13992435 is about 240.9708073431.

The spelling of 13992435 in words is "thirteen million, nine hundred ninety-two thousand, four hundred thirty-five".