36043971 has 16 divisors (see below), whose sum is σ = 49586688. Its totient is φ = 23276000.

The previous prime is 36043963. The next prime is 36043991. The reversal of 36043971 is 17934063.

It is a cyclic number.

It is not a de Polignac number, because 36043971 - 2³ = 36043963 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36043901) 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, 12976 + ... + 15506.

It is an arithmetic number, because the mean of its divisors is an integer number (3099168).

Almost surely, 2^36043971 is an apocalyptic number.

36043971 is a deficient number, since it is larger than the sum of its proper divisors (13542717).

36043971 is a wasteful number, since it uses less digits than its factorization.

36043971 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2682.

The product of its (nonzero) digits is 13608, while the sum is 33.

The square root of 36043971 is about 6003.6631317888. The cubic root of 36043971 is about 330.3271044923.

The spelling of 36043971 in words is "thirty-six million, forty-three thousand, nine hundred seventy-one".