40797020 has 24 divisors (see below), whose sum is σ = 93462768. Its totient is φ = 14835200.

The previous prime is 40797019. The next prime is 40797041. The reversal of 40797020 is 2079704.

40797020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 92501 + ... + 92940.

It is an arithmetic number, because the mean of its divisors is an integer number (3894282).

Almost surely, 2^40797020 is an apocalyptic number.

It is an amenable number.

40797020 is an abundant number, since it is smaller than the sum of its proper divisors (52665748).

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

40797020 is a wasteful number, since it uses less digits than its factorization.

40797020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 185461 (or 185459 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 29.

The square root of 40797020 is about 6387.2544962605. The cubic root of 40797020 is about 344.2517424447.

The spelling of 40797020 in words is "forty million, seven hundred ninety-seven thousand, twenty".