40860456 has 128 divisors (see below), whose sum is σ = 128459520. Its totient is φ = 10543104.

The previous prime is 40860451. The next prime is 40860473. The reversal of 40860456 is 65406804.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (40860451) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 115576 + ... + 115928.

It is an arithmetic number, because the mean of its divisors is an integer number (1003590).

Almost surely, 2^40860456 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 40860456, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64229760).

40860456 is an abundant number, since it is smaller than the sum of its proper divisors (87599064).

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

40860456 is a wasteful number, since it uses less digits than its factorization.

40860456 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 435 (or 431 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 40860456 is about 6392.2183942666. The cubic root of 40860456 is about 344.4300777297.

The spelling of 40860456 in words is "forty million, eight hundred sixty thousand, four hundred fifty-six".