40226457 has 16 divisors (see below), whose sum is σ = 55193600. Its totient is φ = 26045712.

The previous prime is 40226441. The next prime is 40226467. The reversal of 40226457 is 75462204.

40226457 is nontrivially palindromic in base 2.

It is not a de Polignac number, because 40226457 - 2⁴ = 40226441 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (40226467) 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, 24888 + ... + 26454.

It is an arithmetic number, because the mean of its divisors is an integer number (3449600).

Almost surely, 2^40226457 is an apocalyptic number.

It is an amenable number.

40226457 is a deficient number, since it is larger than the sum of its proper divisors (14967143).

40226457 is a wasteful number, since it uses less digits than its factorization.

40226457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1812.

The product of its (nonzero) digits is 13440, while the sum is 30.

The square root of 40226457 is about 6342.4330504941. The cubic root of 40226457 is about 342.6393685745.

The spelling of 40226457 in words is "forty million, two hundred twenty-six thousand, four hundred fifty-seven".