226278480 has 40 divisors (see below), whose sum is σ = 701464032. Its totient is φ = 60340864.

The previous prime is 226278473. The next prime is 226278557. The reversal of 226278480 is 84872622.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×226278480² = 102403901022220800, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 471174 + ... + 471653.

Almost surely, 2^226278480 is an apocalyptic number.

226278480 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226278480 is an abundant number, since it is smaller than the sum of its proper divisors (475185552).

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

226278480 is a wasteful number, since it uses less digits than its factorization.

226278480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 942843 (or 942837 counting only the distinct ones).

The product of its (nonzero) digits is 86016, while the sum is 39.

The square root of 226278480 is about 15042.5556339340. Note that the first 3 decimals coincide. The cubic root of 226278480 is about 609.3700205773.

The spelling of 226278480 in words is "two hundred twenty-six million, two hundred seventy-eight thousand, four hundred eighty".