40269726 has 24 divisors (see below), whose sum is σ = 99715824. Its totient is φ = 11505600.

The previous prime is 40269707. The next prime is 40269743. The reversal of 40269726 is 62796204.

It is a happy number.

It is a Curzon number.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 159675 + ... + 159926.

It is an arithmetic number, because the mean of its divisors is an integer number (4154826).

Almost surely, 2^40269726 is an apocalyptic number.

40269726 is an abundant number, since it is smaller than the sum of its proper divisors (59446098).

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

40269726 is a wasteful number, since it uses less digits than its factorization.

40269726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319616 (or 319613 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The square root of 40269726 is about 6345.8432063832. The cubic root of 40269726 is about 342.7621762278.

The spelling of 40269726 in words is "forty million, two hundred sixty-nine thousand, seven hundred twenty-six".