240802749 has 12 divisors (see below), whose sum is σ = 379446912. Its totient is φ = 145941000.

The previous prime is 240802733. The next prime is 240802763. The reversal of 240802749 is 947208042.

It is not a de Polignac number, because 240802749 - 2⁴ = 240802733 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240802729) 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, 1216077 + ... + 1216274.

It is an arithmetic number, because the mean of its divisors is an integer number (31620576).

Almost surely, 2^240802749 is an apocalyptic number.

It is an amenable number.

240802749 is a deficient number, since it is larger than the sum of its proper divisors (138644163).

240802749 is a wasteful number, since it uses less digits than its factorization.

240802749 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2432368 (or 2432365 counting only the distinct ones).

The product of its (nonzero) digits is 32256, while the sum is 36.

The square root of 240802749 is about 15517.8203688534. The cubic root of 240802749 is about 622.1385989531.

The spelling of 240802749 in words is "two hundred forty million, eight hundred two thousand, seven hundred forty-nine".