36506857 has 2 divisors, whose sum is σ = 36506858. Its totient is φ = 36506856.

The previous prime is 36506849. The next prime is 36506863. The reversal of 36506857 is 75860563.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25190361 + 11316496 = 5019^2 + 3364^2 .

It is a cyclic number.

It is not a de Polignac number, because 36506857 - 2³ = 36506849 is a prime.

It is not a weakly prime, because it can be changed into another prime (36506807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18253428 + 18253429.

It is an arithmetic number, because the mean of its divisors is an integer number (18253429).

Almost surely, 2^36506857 is an apocalyptic number.

It is an amenable number.

36506857 is a deficient number, since it is larger than the sum of its proper divisors (1).

36506857 is an equidigital number, since it uses as much as digits as its factorization.

36506857 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 151200, while the sum is 40.

The square root of 36506857 is about 6042.0904495050. The cubic root of 36506857 is about 331.7351428299.

The spelling of 36506857 in words is "thirty-six million, five hundred six thousand, eight hundred fifty-seven".