2227081499 has 4 divisors (see below), whose sum is σ = 2278874136. Its totient is φ = 2175288864.

The previous prime is 2227081487. The next prime is 2227081531. The reversal of 2227081499 is 9941807222.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2227081499 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2227081399) 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, 25896254 + ... + 25896339.

It is an arithmetic number, because the mean of its divisors is an integer number (569718534).

Almost surely, 2^2227081499 is an apocalyptic number.

2227081499 is a deficient number, since it is larger than the sum of its proper divisors (51792637).

2227081499 is an equidigital number, since it uses as much as digits as its factorization.

2227081499 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51792636.

The product of its (nonzero) digits is 145152, while the sum is 44.

The square root of 2227081499 is about 47191.9643477573. The cubic root of 2227081499 is about 1305.9063592008.

The spelling of 2227081499 in words is "two billion, two hundred twenty-seven million, eighty-one thousand, four hundred ninety-nine".