40226545 has 8 divisors (see below), whose sum is σ = 48367296. Its totient is φ = 32117616.

The previous prime is 40226513. The next prime is 40226581. The reversal of 40226545 is 54562204.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 40226545 - 2⁵ = 40226513 is a prime.

It is a Duffinian number.

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, 5077 + ... + 10306.

It is an arithmetic number, because the mean of its divisors is an integer number (6045912).

Almost surely, 2^40226545 is an apocalyptic number.

It is an amenable number.

40226545 is a deficient number, since it is larger than the sum of its proper divisors (8140751).

40226545 is a wasteful number, since it uses less digits than its factorization.

40226545 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15911.

The product of its (nonzero) digits is 9600, while the sum is 28.

The square root of 40226545 is about 6342.4399878911. The cubic root of 40226545 is about 342.6396184287.

Adding to 40226545 its reverse (54562204), we get a palindrome (94788749).

The spelling of 40226545 in words is "forty million, two hundred twenty-six thousand, five hundred forty-five".