240982649 has 2 divisors, whose sum is σ = 240982650. Its totient is φ = 240982648.

The previous prime is 240982631. The next prime is 240982657. The reversal of 240982649 is 946289042.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 238486249 + 2496400 = 15443^2 + 1580^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-240982649 is a prime.

It is not a weakly prime, because it can be changed into another prime (240982549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 120491324 + 120491325.

It is an arithmetic number, because the mean of its divisors is an integer number (120491325).

Almost surely, 2^240982649 is an apocalyptic number.

It is an amenable number.

240982649 is a deficient number, since it is larger than the sum of its proper divisors (1).

240982649 is an equidigital number, since it uses as much as digits as its factorization.

240982649 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 44.

The square root of 240982649 is about 15523.6158481199. The cubic root of 240982649 is about 622.2934904207.

It can be divided in two parts, 2409 and 82649, that added together give a palindrome (85058).

The spelling of 240982649 in words is "two hundred forty million, nine hundred eighty-two thousand, six hundred forty-nine".