226587648 has 176 divisors, whose sum is σ = 709801344. Its totient is φ = 62914560.

The previous prime is 226587631. The next prime is 226587661. The reversal of 226587648 is 846785622.

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a junction number, because it is equal to n+sod(n) for n = 226587597 and 226587606.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 881536 + ... + 881792.

Almost surely, 2^226587648 is an apocalyptic number.

226587648 is a gapful number since it is divisible by the number (28) 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 226587648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (354900672).

226587648 is an abundant number, since it is smaller than the sum of its proper divisors (483213696).

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

226587648 is a wasteful number, since it uses less digits than its factorization.

226587648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 328 (or 310 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 48.

The square root of 226587648 is about 15052.8285714015. The cubic root of 226587648 is about 609.6474250275.

The spelling of 226587648 in words is "two hundred twenty-six million, five hundred eighty-seven thousand, six hundred forty-eight".