2226064440 has 64 divisors (see below), whose sum is σ = 6753261600. Its totient is φ = 586944512.

The previous prime is 2226064397. The next prime is 2226064469. The reversal of 2226064440 is 444606222.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 2226064398 and 2226064407.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 93537 + ... + 114896.

Almost surely, 2^2226064440 is an apocalyptic number.

2226064440 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2226064440 is an abundant number, since it is smaller than the sum of its proper divisors (4527197160).

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

2226064440 is a wasteful number, since it uses less digits than its factorization.

2226064440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208536 (or 208532 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 30.

The square root of 2226064440 is about 47181.1873525879. The cubic root of 2226064440 is about 1305.7075360546.

The spelling of 2226064440 in words is "two billion, two hundred twenty-six million, sixty-four thousand, four hundred forty".