227397456 has 240 divisors, whose sum is σ = 777241920. Its totient is φ = 63452160.

The previous prime is 227397419. The next prime is 227397461. The reversal of 227397456 is 654793722.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 555780 + ... + 556188.

It is an arithmetic number, because the mean of its divisors is an integer number (3238508).

Almost surely, 2^227397456 is an apocalyptic number.

227397456 is a gapful number since it is divisible by the number (26) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 227397456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (388620960).

227397456 is an abundant number, since it is smaller than the sum of its proper divisors (549844464).

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

227397456 is a wasteful number, since it uses less digits than its factorization.

227397456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456 (or 438 counting only the distinct ones).

The product of its digits is 635040, while the sum is 45.

The square root of 227397456 is about 15079.7034453599. The cubic root of 227397456 is about 610.3728402402.

The spelling of 227397456 in words is "two hundred twenty-seven million, three hundred ninety-seven thousand, four hundred fifty-six".