2249949090 has 32 divisors (see below), whose sum is σ = 5423682240. Its totient is φ = 597341504.

The previous prime is 2249949077. The next prime is 2249949113. The reversal of 2249949090 is 909499422.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 158385 + ... + 172004.

It is an arithmetic number, because the mean of its divisors is an integer number (169490070).

Almost surely, 2^2249949090 is an apocalyptic number.

2249949090 is an abundant number, since it is smaller than the sum of its proper divisors (3173733150).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2249949090 is a wasteful number, since it uses less digits than its factorization.

2249949090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 330626.

The product of its (nonzero) digits is 419904, while the sum is 48.

The square root of 2249949090 is about 47433.6282609711. The cubic root of 2249949090 is about 1310.3608139229.

The spelling of 2249949090 in words is "two billion, two hundred forty-nine million, nine hundred forty-nine thousand, ninety".