2240491858 has 16 divisors (see below), whose sum is σ = 3765348864. Its totient is φ = 990880560.

The previous prime is 2240491853. The next prime is 2240491871. The reversal of 2240491858 is 8581940422.

It is not an unprimeable number, because it can be changed into a prime (2240491853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1375410 + ... + 1377037.

It is an arithmetic number, because the mean of its divisors is an integer number (235334304).

Almost surely, 2^2240491858 is an apocalyptic number.

2240491858 is a deficient number, since it is larger than the sum of its proper divisors (1524857006).

2240491858 is a wasteful number, since it uses less digits than its factorization.

2240491858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2752497.

The product of its (nonzero) digits is 184320, while the sum is 43.

The square root of 2240491858 is about 47333.8341781014. The cubic root of 2240491858 is about 1308.5222849318.

The spelling of 2240491858 in words is "two billion, two hundred forty million, four hundred ninety-one thousand, eight hundred fifty-eight".