36312457 has 2 divisors, whose sum is σ = 36312458. Its totient is φ = 36312456.

The previous prime is 36312449. The next prime is 36312481. The reversal of 36312457 is 75421363.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 25918281 + 10394176 = 5091^2 + 3224^2 .

It is a cyclic number.

It is not a de Polignac number, because 36312457 - 2³ = 36312449 is a prime.

It is not a weakly prime, because it can be changed into another prime (36312427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18156228 + 18156229.

It is an arithmetic number, because the mean of its divisors is an integer number (18156229).

Almost surely, 2^36312457 is an apocalyptic number.

It is an amenable number.

36312457 is a deficient number, since it is larger than the sum of its proper divisors (1).

36312457 is an equidigital number, since it uses as much as digits as its factorization.

36312457 is an evil number, because the sum of its binary digits is even.

The product of its digits is 15120, while the sum is 31.

The square root of 36312457 is about 6025.9818287147. The cubic root of 36312457 is about 331.1452616767.

The spelling of 36312457 in words is "thirty-six million, three hundred twelve thousand, four hundred fifty-seven".