226140540 has 48 divisors (see below), whose sum is σ = 635281920. Its totient is φ = 60105280.

The previous prime is 226140539. The next prime is 226140587. The reversal of 226140540 is 45041622.

It is a super-2 number, since 2×226140540² = 102279087662983200, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 226140540.

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, 12601 + ... + 24719.

It is an arithmetic number, because the mean of its divisors is an integer number (13235040).

Almost surely, 2^226140540 is an apocalyptic number.

226140540 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

226140540 is an abundant number, since it is smaller than the sum of its proper divisors (409141380).

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

226140540 is a wasteful number, since it uses less digits than its factorization.

226140540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12442 (or 12440 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 226140540 is about 15037.9699427815. The cubic root of 226140540 is about 609.2461708461.

The spelling of 226140540 in words is "two hundred twenty-six million, one hundred forty thousand, five hundred forty".