40255226 has 16 divisors (see below), whose sum is σ = 66480480. Its totient is φ = 18128880.

The previous prime is 40255207. The next prime is 40255231. The reversal of 40255226 is 62255204.

It is a super-2 number, since 2×40255226² = 3240966440622152, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 40255195 and 40255204.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5996 + ... + 10791.

It is an arithmetic number, because the mean of its divisors is an integer number (4155030).

Almost surely, 2^40255226 is an apocalyptic number.

40255226 is a deficient number, since it is larger than the sum of its proper divisors (26225254).

40255226 is a wasteful number, since it uses less digits than its factorization.

40255226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16909.

The product of its (nonzero) digits is 4800, while the sum is 26.

The square root of 40255226 is about 6344.7006233549. The cubic root of 40255226 is about 342.7210316038.

The spelling of 40255226 in words is "forty million, two hundred fifty-five thousand, two hundred twenty-six".