2229405531 has 4 divisors (see below), whose sum is σ = 2972540712. Its totient is φ = 1486270352.

The previous prime is 2229405509. The next prime is 2229405559. The reversal of 2229405531 is 1355049222.

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

It is a cyclic number.

It is not a de Polignac number, because 2229405531 - 2⁷ = 2229405403 is a prime.

It is a super-2 number, since 2×2229405531² = 9940498043306783922, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2229405492 and 2229405501.

It is not an unprimeable number, because it can be changed into a prime (2229400531) 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, 371567586 + ... + 371567591.

It is an arithmetic number, because the mean of its divisors is an integer number (743135178).

Almost surely, 2^2229405531 is an apocalyptic number.

2229405531 is a deficient number, since it is larger than the sum of its proper divisors (743135181).

2229405531 is an equidigital number, since it uses as much as digits as its factorization.

2229405531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 743135180.

The product of its (nonzero) digits is 21600, while the sum is 33.

The square root of 2229405531 is about 47216.5811024051. The cubic root of 2229405531 is about 1306.3604532075.

The spelling of 2229405531 in words is "two billion, two hundred twenty-nine million, four hundred five thousand, five hundred thirty-one".