40889610 has 112 divisors (see below), whose sum is σ = 113322240. Its totient is φ = 10614240.

The previous prime is 40889599. The next prime is 40889617. The reversal of 40889610 is 1698804.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40889617) by changing a digit.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 517551 + ... + 517629.

Almost surely, 2^40889610 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40889610, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (56661120).

40889610 is an abundant number, since it is smaller than the sum of its proper divisors (72432630).

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

40889610 is an equidigital number, since it uses as much as digits as its factorization.

40889610 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175 (or 160 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The square root of 40889610 is about 6394.4984166078. The cubic root of 40889610 is about 344.5119753899.

The spelling of 40889610 in words is "forty million, eight hundred eighty-nine thousand, six hundred ten".