240890049 has 12 divisors (see below), whose sum is σ = 349604112. Its totient is φ = 159831000.

The previous prime is 240890033. The next prime is 240890059. The reversal of 240890049 is 940098042.

It is a happy number.

240890049 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 240890049 - 2⁴ = 240890033 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 240889995 and 240890022.

It is not an unprimeable number, because it can be changed into a prime (240890029) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 61527 + ... + 65324.

It is an arithmetic number, because the mean of its divisors is an integer number (29133676).

Almost surely, 2^240890049 is an apocalyptic number.

It is an amenable number.

240890049 is a deficient number, since it is larger than the sum of its proper divisors (108714063).

240890049 is a wasteful number, since it uses less digits than its factorization.

240890049 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127068 (or 127065 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 36.

The square root of 240890049 is about 15520.6330089981. The cubic root of 240890049 is about 622.2137727039.

The spelling of 240890049 in words is "two hundred forty million, eight hundred ninety thousand, forty-nine".