36321971 has 8 divisors (see below), whose sum is σ = 42476544. Its totient is φ = 30408840.

The previous prime is 36321937. The next prime is 36321983. The reversal of 36321971 is 17912363.

It is a happy number.

36321971 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 36321971 - 2¹⁴ = 36305587 is a prime.

It is a super-3 number, since 3×36321971³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36321931) 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 7 ways as a sum of consecutive naturals, for example, 60035 + ... + 60636.

It is an arithmetic number, because the mean of its divisors is an integer number (5309568).

Almost surely, 2^36321971 is an apocalyptic number.

36321971 is a deficient number, since it is larger than the sum of its proper divisors (6154573).

36321971 is a wasteful number, since it uses less digits than its factorization.

36321971 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 120721.

The product of its digits is 6804, while the sum is 32.

The square root of 36321971 is about 6026.7711919402. The cubic root of 36321971 is about 331.1741795851.

The spelling of 36321971 in words is "thirty-six million, three hundred twenty-one thousand, nine hundred seventy-one".