36784157 has 2 divisors, whose sum is σ = 36784158. Its totient is φ = 36784156.

The previous prime is 36784129. The next prime is 36784169. The reversal of 36784157 is 75148763.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35117476 + 1666681 = 5926^2 + 1291^2 .

It is an emirp because it is prime and its reverse (75148763) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36784157 - 2¹⁰ = 36783133 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36784357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18392078 + 18392079.

It is an arithmetic number, because the mean of its divisors is an integer number (18392079).

Almost surely, 2^36784157 is an apocalyptic number.

It is an amenable number.

36784157 is a deficient number, since it is larger than the sum of its proper divisors (1).

36784157 is an equidigital number, since it uses as much as digits as its factorization.

36784157 is an evil number, because the sum of its binary digits is even.

The product of its digits is 141120, while the sum is 41.

The square root of 36784157 is about 6064.9943940617. The cubic root of 36784157 is about 332.5729600384.

The spelling of 36784157 in words is "thirty-six million, seven hundred eighty-four thousand, one hundred fifty-seven".