4089765242 has 16 divisors (see below), whose sum is σ = 6545100672. Its totient is φ = 1909901760.

The previous prime is 4089765233. The next prime is 4089765247. The reversal of 4089765242 is 2425679804.

It is not an unprimeable number, because it can be changed into a prime (4089765247) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 454658 + ... + 463565.

It is an arithmetic number, because the mean of its divisors is an integer number (409068792).

Almost surely, 2^4089765242 is an apocalyptic number.

4089765242 is a deficient number, since it is larger than the sum of its proper divisors (2455335430).

4089765242 is a wasteful number, since it uses less digits than its factorization.

4089765242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 918373.

The product of its (nonzero) digits is 967680, while the sum is 47.

The square root of 4089765242 is about 63951.2724032916. The cubic root of 4089765242 is about 1599.1877702987.

The spelling of 4089765242 in words is "four billion, eighty-nine million, seven hundred sixty-five thousand, two hundred forty-two".