40560784 has 40 divisors (see below), whose sum is σ = 86119488. Its totient is φ = 18353280.

The previous prime is 40560761. The next prime is 40560787. The reversal of 40560784 is 48706504.

It is not an unprimeable number, because it can be changed into a prime (40560787) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 55429 + ... + 56155.

Almost surely, 2^40560784 is an apocalyptic number.

40560784 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 40560784, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (43059744).

40560784 is an abundant number, since it is smaller than the sum of its proper divisors (45558704).

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

40560784 is a wasteful number, since it uses less digits than its factorization.

40560784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1063 (or 1057 counting only the distinct ones).

The product of its (nonzero) digits is 26880, while the sum is 34.

The square root of 40560784 is about 6368.7348822195. The cubic root of 40560784 is about 343.5859901237.

The spelling of 40560784 in words is "forty million, five hundred sixty thousand, seven hundred eighty-four".