40646562 has 24 divisors (see below), whose sum is σ = 89356848. Its totient is φ = 12316920.

The previous prime is 40646561. The next prime is 40646569. The reversal of 40646562 is 26564604.

40646562 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (40646561) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 27268 + ... + 28719.

It is an arithmetic number, because the mean of its divisors is an integer number (3723202).

Almost surely, 2^40646562 is an apocalyptic number.

40646562 is an abundant number, since it is smaller than the sum of its proper divisors (48710286).

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

40646562 is a wasteful number, since it uses less digits than its factorization.

40646562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56014 (or 56003 counting only the distinct ones).

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 40646562 is about 6375.4656300540. The cubic root of 40646562 is about 343.8280249551.

The spelling of 40646562 in words is "forty million, six hundred forty-six thousand, five hundred sixty-two".