40805700 has 72 divisors (see below), whose sum is σ = 127158528. Its totient is φ = 10043520.

The previous prime is 40805693. The next prime is 40805731. The reversal of 40805700 is 750804.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1332 + ... + 9131.

Almost surely, 2^40805700 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 40805700, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (63579264).

40805700 is an abundant number, since it is smaller than the sum of its proper divisors (86352828).

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

40805700 is a wasteful number, since it uses less digits than its factorization.

40805700 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10493 (or 10486 counting only the distinct ones).

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 40805700 is about 6387.9339382934. The cubic root of 40805700 is about 344.2761551202.

The spelling of 40805700 in words is "forty million, eight hundred five thousand, seven hundred".