40517064 has 128 divisors (see below), whose sum is σ = 130252800. Its totient is φ = 11430720.

The previous prime is 40517047. The next prime is 40517077. The reversal of 40517064 is 46071504.

40517064 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 (27).

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 31 ways as a sum of consecutive naturals, for example, 191919 + ... + 192129.

It is an arithmetic number, because the mean of its divisors is an integer number (1017600).

Almost surely, 2^40517064 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40517064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65126400).

40517064 is an abundant number, since it is smaller than the sum of its proper divisors (89735736).

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

40517064 is a wasteful number, since it uses less digits than its factorization.

40517064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 360 (or 350 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 40517064 is about 6365.3015639481. The cubic root of 40517064 is about 343.4624966206.

Adding to 40517064 its reverse (46071504), we get a palindrome (86588568).

The spelling of 40517064 in words is "forty million, five hundred seventeen thousand, sixty-four".