36383021 has 2 divisors, whose sum is σ = 36383022. Its totient is φ = 36383020.

The previous prime is 36382979. The next prime is 36383059. The reversal of 36383021 is 12038363.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18826921 + 17556100 = 4339^2 + 4190^2 .

It is a cyclic number.

It is not a de Polignac number, because 36383021 - 2¹⁰ = 36381997 is a prime.

It is a super-4 number, since 4×36383021⁴ (a number of 31 digits) contains 4444 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36383071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18191510 + 18191511.

It is an arithmetic number, because the mean of its divisors is an integer number (18191511).

Almost surely, 2^36383021 is an apocalyptic number.

It is an amenable number.

36383021 is a deficient number, since it is larger than the sum of its proper divisors (1).

36383021 is an equidigital number, since it uses as much as digits as its factorization.

36383021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2592, while the sum is 26.

The square root of 36383021 is about 6031.8339665478. The cubic root of 36383021 is about 331.3596216751.

The spelling of 36383021 in words is "thirty-six million, three hundred eighty-three thousand, twenty-one".