36421571 has 8 divisors (see below), whose sum is σ = 37394784. Its totient is φ = 35452480.

The previous prime is 36421549. The next prime is 36421601. The reversal of 36421571 is 17512463.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 36421571 - 2¹⁰ = 36420547 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36421471) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25841 + ... + 27213.

It is an arithmetic number, because the mean of its divisors is an integer number (4674348).

Almost surely, 2^36421571 is an apocalyptic number.

36421571 is a deficient number, since it is larger than the sum of its proper divisors (973213).

36421571 is a wasteful number, since it uses less digits than its factorization.

36421571 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2061.

The product of its digits is 5040, while the sum is 29.

The square root of 36421571 is about 6035.0286660463. The cubic root of 36421571 is about 331.4766121846.

The spelling of 36421571 in words is "thirty-six million, four hundred twenty-one thousand, five hundred seventy-one".