65240093 has 2 divisors, whose sum is σ = 65240094. Its totient is φ = 65240092.

The previous prime is 65240083. The next prime is 65240107. The reversal of 65240093 is 39004256.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 56957209 + 8282884 = 7547^2 + 2878^2 .

It is a cyclic number.

It is not a de Polignac number, because 65240093 - 2²⁴ = 48462877 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65240023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32620046 + 32620047.

It is an arithmetic number, because the mean of its divisors is an integer number (32620047).

Almost surely, 2^65240093 is an apocalyptic number.

It is an amenable number.

65240093 is a deficient number, since it is larger than the sum of its proper divisors (1).

65240093 is an equidigital number, since it uses as much as digits as its factorization.

65240093 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 29.

The square root of 65240093 is about 8077.1339595181. The cubic root of 65240093 is about 402.5670178904.

The spelling of 65240093 in words is "sixty-five million, two hundred forty thousand, ninety-three".