240253477 has 2 divisors, whose sum is σ = 240253478. Its totient is φ = 240253476.

The previous prime is 240253471. The next prime is 240253501. The reversal of 240253477 is 774352042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 169676676 + 70576801 = 13026^2 + 8401^2 .

It is a cyclic number.

It is not a de Polignac number, because 240253477 - 2²³ = 231864869 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (240253471) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120126738 + 120126739.

It is an arithmetic number, because the mean of its divisors is an integer number (120126739).

Almost surely, 2^240253477 is an apocalyptic number.

It is an amenable number.

240253477 is a deficient number, since it is larger than the sum of its proper divisors (1).

240253477 is an equidigital number, since it uses as much as digits as its factorization.

240253477 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 47040, while the sum is 34.

The square root of 240253477 is about 15500.1121608845. The cubic root of 240253477 is about 621.6652053176.

The spelling of 240253477 in words is "two hundred forty million, two hundred fifty-three thousand, four hundred seventy-seven".