36521849 has 16 divisors (see below), whose sum is σ = 46169088. Its totient is φ = 28112832.

The previous prime is 36521809. The next prime is 36521869. The reversal of 36521849 is 94812563.

It is a happy number.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-36521849 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36521809) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2057 + ... + 8790.

It is an arithmetic number, because the mean of its divisors is an integer number (2885568).

Almost surely, 2^36521849 is an apocalyptic number.

It is an amenable number.

36521849 is a deficient number, since it is larger than the sum of its proper divisors (9647239).

36521849 is a wasteful number, since it uses less digits than its factorization.

36521849 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10904.

The product of its digits is 51840, while the sum is 38.

The square root of 36521849 is about 6043.3309523805. The cubic root of 36521849 is about 331.7805470182.

The spelling of 36521849 in words is "thirty-six million, five hundred twenty-one thousand, eight hundred forty-nine".