226252551 has 48 divisors (see below), whose sum is σ = 375926400. Its totient is φ = 120318912.

The previous prime is 226252517. The next prime is 226252561. The reversal of 226252551 is 155252622.

It is not a de Polignac number, because 226252551 - 2²² = 222058247 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (226252561) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 164101 + ... + 165473.

It is an arithmetic number, because the mean of its divisors is an integer number (7831800).

Almost surely, 2^226252551 is an apocalyptic number.

226252551 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

226252551 is a deficient number, since it is larger than the sum of its proper divisors (149673849).

226252551 is a wasteful number, since it uses less digits than its factorization.

226252551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1468 (or 1461 counting only the distinct ones).

The product of its digits is 12000, while the sum is 30.

The square root of 226252551 is about 15041.6937543616. The cubic root of 226252551 is about 609.3467440100.

The spelling of 226252551 in words is "two hundred twenty-six million, two hundred fifty-two thousand, five hundred fifty-one".