2209249702 has 24 divisors (see below), whose sum is σ = 3649018536. Its totient is φ = 1003102100.

The previous prime is 2209249663. The next prime is 2209249733. The reversal of 2209249702 is 2079429022.

It is a congruent number.

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 11 ways as a sum of consecutive naturals, for example, 2424627 + ... + 2425537.

It is an arithmetic number, because the mean of its divisors is an integer number (152042439).

Almost surely, 2^2209249702 is an apocalyptic number.

2209249702 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2209249702 is a deficient number, since it is larger than the sum of its proper divisors (1439768834).

2209249702 is an frugal number, since it uses more digits than its factorization.

2209249702 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1857 (or 924 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 37.

The square root of 2209249702 is about 47002.6563291906. The cubic root of 2209249702 is about 1302.4116381812.

The spelling of 2209249702 in words is "two billion, two hundred nine million, two hundred forty-nine thousand, seven hundred two".