36378247 has 2 divisors, whose sum is σ = 36378248. Its totient is φ = 36378246.

The previous prime is 36378241. The next prime is 36378257. The reversal of 36378247 is 74287363.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36378247 - 2¹¹ = 36376199 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36378241) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18189123 + 18189124.

It is an arithmetic number, because the mean of its divisors is an integer number (18189124).

Almost surely, 2^36378247 is an apocalyptic number.

36378247 is a deficient number, since it is larger than the sum of its proper divisors (1).

36378247 is an equidigital number, since it uses as much as digits as its factorization.

36378247 is an evil number, because the sum of its binary digits is even.

The product of its digits is 169344, while the sum is 40.

The square root of 36378247 is about 6031.4382198610. The cubic root of 36378247 is about 331.3451279178.

The spelling of 36378247 in words is "thirty-six million, three hundred seventy-eight thousand, two hundred forty-seven".