40056500 has 48 divisors (see below), whose sum is σ = 95449536. Its totient is φ = 14564000.

The previous prime is 40056493. The next prime is 40056517. The reversal of 40056500 is 565004.

40056500 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 (20).

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 15 ways as a sum of consecutive naturals, for example, 1859 + ... + 9141.

It is an arithmetic number, because the mean of its divisors is an integer number (1988532).

Almost surely, 2^40056500 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 40056500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47724768).

40056500 is an abundant number, since it is smaller than the sum of its proper divisors (55393036).

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

40056500 is a wasteful number, since it uses less digits than its factorization.

40056500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7313 (or 7301 counting only the distinct ones).

The product of its (nonzero) digits is 600, while the sum is 20.

The square root of 40056500 is about 6329.0204613352. The cubic root of 40056500 is about 342.1561363149.

The spelling of 40056500 in words is "forty million, fifty-six thousand, five hundred".