2009220094 has 16 divisors (see below), whose sum is σ = 3625660800. Its totient is φ = 815773464.

The previous prime is 2009220091. The next prime is 2009220121. The reversal of 2009220094 is 4900229002.

It is a happy number.

It is a super-3 number, since 3×2009220094³ (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2009220091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3776464 + ... + 3776995.

It is an arithmetic number, because the mean of its divisors is an integer number (226603800).

Almost surely, 2^2009220094 is an apocalyptic number.

2009220094 is a deficient number, since it is larger than the sum of its proper divisors (1616440706).

2009220094 is a wasteful number, since it uses less digits than its factorization.

2009220094 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7553487.

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 2009220094 is about 44824.3248024998. The cubic root of 2009220094 is about 1261.8541807419.

Adding to 2009220094 its reverse (4900229002), we get a palindrome (6909449096).

It can be divided in two parts, 20092 and 20094, that added together give a triangular number (40186 = T₂₈₃).

The spelling of 2009220094 in words is "two billion, nine million, two hundred twenty thousand, ninety-four".