36859491 has 12 divisors (see below), whose sum is σ = 53339832. Its totient is φ = 24527616.

The previous prime is 36859481. The next prime is 36859499. The reversal of 36859491 is 19495863.

It is a happy number.

36859491 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 36859491 - 2¹³ = 36851299 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36859499) 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 11 ways as a sum of consecutive naturals, for example, 1795 + ... + 8771.

It is an arithmetic number, because the mean of its divisors is an integer number (4444986).

Almost surely, 2^36859491 is an apocalyptic number.

36859491 is a deficient number, since it is larger than the sum of its proper divisors (16480341).

36859491 is a wasteful number, since it uses less digits than its factorization.

36859491 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7570 (or 7567 counting only the distinct ones).

The product of its digits is 233280, while the sum is 45.

The square root of 36859491 is about 6071.2017755960. The cubic root of 36859491 is about 332.7998418382.

The spelling of 36859491 in words is "thirty-six million, eight hundred fifty-nine thousand, four hundred ninety-one".