226072404990 has 48 divisors (see below), whose sum is σ = 600294397248. Its totient is φ = 59003293248.

The previous prime is 226072404983. The next prime is 226072404991. The reversal of 226072404990 is 99404270622.

It is a happy number.

It is a super-2 number, since 2×226072404990² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226072404991) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26718277 + ... + 26726736.

It is an arithmetic number, because the mean of its divisors is an integer number (12506133276).

Almost surely, 2^226072404990 is an apocalyptic number.

226072404990 is an abundant number, since it is smaller than the sum of its proper divisors (374221992258).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

226072404990 is a wasteful number, since it uses less digits than its factorization.

226072404990 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53445073 (or 53445070 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 226072404990 in words is "two hundred twenty-six billion, seventy-two million, four hundred four thousand, nine hundred ninety".