2209733137 has 4 divisors (see below), whose sum is σ = 2211425136. Its totient is φ = 2208041140.

The previous prime is 2209733093. The next prime is 2209733147. The reversal of 2209733137 is 7313379022.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2209733137 - 2¹⁵ = 2209700369 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2209733096 and 2209733105.

It is not an unprimeable number, because it can be changed into a prime (2209733147) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 844039 + ... + 846652.

It is an arithmetic number, because the mean of its divisors is an integer number (552856284).

Almost surely, 2^2209733137 is an apocalyptic number.

It is an amenable number.

2209733137 is a deficient number, since it is larger than the sum of its proper divisors (1691999).

2209733137 is a wasteful number, since it uses less digits than its factorization.

2209733137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1691998.

The product of its (nonzero) digits is 47628, while the sum is 37.

The square root of 2209733137 is about 47007.7986827718. The cubic root of 2209733137 is about 1302.5066305293.

The spelling of 2209733137 in words is "two billion, two hundred nine million, seven hundred thirty-three thousand, one hundred thirty-seven".