240254249 has 2 divisors, whose sum is σ = 240254250. Its totient is φ = 240254248.

The previous prime is 240254243. The next prime is 240254257. The reversal of 240254249 is 942452042.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 191324224 + 48930025 = 13832^2 + 6995^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240254249 is a prime.

It is not a weakly prime, because it can be changed into another prime (240254243) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120127124 + 120127125.

It is an arithmetic number, because the mean of its divisors is an integer number (120127125).

Almost surely, 2^240254249 is an apocalyptic number.

It is an amenable number.

240254249 is a deficient number, since it is larger than the sum of its proper divisors (1).

240254249 is an equidigital number, since it uses as much as digits as its factorization.

240254249 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 23040, while the sum is 32.

The square root of 240254249 is about 15500.1370639101. The cubic root of 240254249 is about 621.6658711769.

The spelling of 240254249 in words is "two hundred forty million, two hundred fifty-four thousand, two hundred forty-nine".