40335928 has 16 divisors (see below), whose sum is σ = 78918480. Its totient is φ = 19291008.

The previous prime is 40335901. The next prime is 40335937. The reversal of 40335928 is 82953304.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 40335893 and 40335902.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109425 + ... + 109792.

It is an arithmetic number, because the mean of its divisors is an integer number (4932405).

Almost surely, 2^40335928 is an apocalyptic number.

It is an amenable number.

40335928 is a deficient number, since it is larger than the sum of its proper divisors (38582552).

40335928 is a wasteful number, since it uses less digits than its factorization.

40335928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219246 (or 219242 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 40335928 is about 6351.0572348232. The cubic root of 40335928 is about 342.9499030099.

The spelling of 40335928 in words is "forty million, three hundred thirty-five thousand, nine hundred twenty-eight".