226777131 has 16 divisors (see below), whose sum is σ = 383961600. Its totient is φ = 129586824.

The previous prime is 226777099. The next prime is 226777139. The reversal of 226777131 is 131777622.

It is not a de Polignac number, because 226777131 - 2⁵ = 226777099 is a prime.

It is a super-2 number, since 2×226777131² = 102855734289182322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (226777139) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 599751 + ... + 600128.

It is an arithmetic number, because the mean of its divisors is an integer number (23997600).

Almost surely, 2^226777131 is an apocalyptic number.

226777131 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

226777131 is a deficient number, since it is larger than the sum of its proper divisors (157184469).

226777131 is a wasteful number, since it uses less digits than its factorization.

226777131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1199895 (or 1199889 counting only the distinct ones).

The product of its digits is 24696, while the sum is 36.

The square root of 226777131 is about 15059.1211894984. The cubic root of 226777131 is about 609.8173160734.

The spelling of 226777131 in words is "two hundred twenty-six million, seven hundred seventy-seven thousand, one hundred thirty-one".