36439057 has 2 divisors, whose sum is σ = 36439058. Its totient is φ = 36439056.

The previous prime is 36439033. The next prime is 36439069. The reversal of 36439057 is 75093463.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 26224641 + 10214416 = 5121^2 + 3196^2 .

It is an emirp because it is prime and its reverse (75093463) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 36439057 - 2⁷ = 36438929 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (36439157) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18219528 + 18219529.

It is an arithmetic number, because the mean of its divisors is an integer number (18219529).

Almost surely, 2^36439057 is an apocalyptic number.

It is an amenable number.

36439057 is a deficient number, since it is larger than the sum of its proper divisors (1).

36439057 is an equidigital number, since it uses as much as digits as its factorization.

36439057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 68040, while the sum is 37.

The square root of 36439057 is about 6036.4772011497. The cubic root of 36439057 is about 331.5296510161.

The spelling of 36439057 in words is "thirty-six million, four hundred thirty-nine thousand, fifty-seven".