64275037 has 2 divisors, whose sum is σ = 64275038. Its totient is φ = 64275036.

The previous prime is 64275023. The next prime is 64275053. The reversal of 64275037 is 73057246.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 54671236 + 9603801 = 7394^2 + 3099^2 .

It is a cyclic number.

It is not a de Polignac number, because 64275037 - 2¹⁹ = 63750749 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 64274993 and 64275011.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64275137) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32137518 + 32137519.

It is an arithmetic number, because the mean of its divisors is an integer number (32137519).

Almost surely, 2^64275037 is an apocalyptic number.

It is an amenable number.

64275037 is a deficient number, since it is larger than the sum of its proper divisors (1).

64275037 is an equidigital number, since it uses as much as digits as its factorization.

64275037 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 35280, while the sum is 34.

The square root of 64275037 is about 8017.1713839733. The cubic root of 64275037 is about 400.5721748995.

The spelling of 64275037 in words is "sixty-four million, two hundred seventy-five thousand, thirty-seven".