13896537 has 16 divisors (see below), whose sum is σ = 19218432. Its totient is φ = 8925840.

The previous prime is 13896523. The next prime is 13896557. The reversal of 13896537 is 73569831.

It is not a de Polignac number, because 13896537 - 2⁴ = 13896521 is a prime.

It is a super-2 number, since 2×13896537² = 386227481184738, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13896517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8712 + ... + 10182.

It is an arithmetic number, because the mean of its divisors is an integer number (1201152).

Almost surely, 2^13896537 is an apocalyptic number.

It is an amenable number.

13896537 is a deficient number, since it is larger than the sum of its proper divisors (5321895).

13896537 is a wasteful number, since it uses less digits than its factorization.

13896537 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588.

The product of its digits is 136080, while the sum is 42.

The square root of 13896537 is about 3727.8059230598. The cubic root of 13896537 is about 240.4190422281.

The spelling of 13896537 in words is "thirteen million, eight hundred ninety-six thousand, five hundred thirty-seven".