36253381 has 4 divisors (see below), whose sum is σ = 36764064. Its totient is φ = 35742700.

The previous prime is 36253379. The next prime is 36253391. The reversal of 36253381 is 18335263.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 36253381 - 2¹ = 36253379 is a prime.

It is a super-2 number, since 2×36253381² = 2628615267862322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36253391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 255235 + ... + 255376.

It is an arithmetic number, because the mean of its divisors is an integer number (9191016).

Almost surely, 2^36253381 is an apocalyptic number.

It is an amenable number.

36253381 is a deficient number, since it is larger than the sum of its proper divisors (510683).

36253381 is an equidigital number, since it uses as much as digits as its factorization.

36253381 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 510682.

The product of its digits is 12960, while the sum is 31.

The square root of 36253381 is about 6021.0780596169. The cubic root of 36253381 is about 330.9655863675.

The spelling of 36253381 in words is "thirty-six million, two hundred fifty-three thousand, three hundred eighty-one".