2226021405 has 32 divisors (see below), whose sum is σ = 3692545920. Its totient is φ = 1144273920.

The previous prime is 2226021403. The next prime is 2226021419. The reversal of 2226021405 is 5041206222.

It is a happy number.

It is not a de Polignac number, because 2226021405 - 2¹ = 2226021403 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2226021403) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29241 + ... + 72849.

It is an arithmetic number, because the mean of its divisors is an integer number (115392060).

Almost surely, 2^2226021405 is an apocalyptic number.

It is an amenable number.

2226021405 is a deficient number, since it is larger than the sum of its proper divisors (1466524515).

2226021405 is a wasteful number, since it uses less digits than its factorization.

2226021405 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43741.

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 2226021405 is about 47180.7312893728. The cubic root of 2226021405 is about 1305.6991218798.

Adding to 2226021405 its reverse (5041206222), we get a palindrome (7267227627).

The spelling of 2226021405 in words is "two billion, two hundred twenty-six million, twenty-one thousand, four hundred five".