36825391 has 2 divisors, whose sum is σ = 36825392. Its totient is φ = 36825390.

The previous prime is 36825367. The next prime is 36825413. The reversal of 36825391 is 19352863.

It is a strong prime.

It is an emirp because it is prime and its reverse (19352863) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36825391 - 2²⁵ = 3270959 is a prime.

It is a super-2 number, since 2×36825391² = 2712218844605762, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 36825391.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36825091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18412695 + 18412696.

It is an arithmetic number, because the mean of its divisors is an integer number (18412696).

Almost surely, 2^36825391 is an apocalyptic number.

36825391 is a deficient number, since it is larger than the sum of its proper divisors (1).

36825391 is an equidigital number, since it uses as much as digits as its factorization.

36825391 is an evil number, because the sum of its binary digits is even.

The product of its digits is 38880, while the sum is 37.

The square root of 36825391 is about 6068.3927855735. The cubic root of 36825391 is about 332.6971819287.

The spelling of 36825391 in words is "thirty-six million, eight hundred twenty-five thousand, three hundred ninety-one".