40226637 has 8 divisors (see below), whose sum is σ = 58511520. Its totient is φ = 24379760.

The previous prime is 40226621. The next prime is 40226647. The reversal of 40226637 is 73662204.

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 40226637 - 2⁴ = 40226621 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (40226647) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 609462 + ... + 609527.

It is an arithmetic number, because the mean of its divisors is an integer number (7313940).

Almost surely, 2^40226637 is an apocalyptic number.

It is an amenable number.

40226637 is a deficient number, since it is larger than the sum of its proper divisors (18284883).

40226637 is a wasteful number, since it uses less digits than its factorization.

40226637 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1219003.

The product of its (nonzero) digits is 12096, while the sum is 30.

The square root of 40226637 is about 6342.4472406162. The cubic root of 40226637 is about 342.6398796395.

The spelling of 40226637 in words is "forty million, two hundred twenty-six thousand, six hundred thirty-seven".