40570944 has 56 divisors (see below), whose sum is σ = 110264448. Its totient is φ = 13155840.

The previous prime is 40570939. The next prime is 40570951. The reversal of 40570944 is 44907504.

It is a happy number.

It is a super-3 number, since 3×40570944³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4249 + ... + 9959.

It is an arithmetic number, because the mean of its divisors is an integer number (1969008).

Almost surely, 2^40570944 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 40570944, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55132224).

40570944 is an abundant number, since it is smaller than the sum of its proper divisors (69693504).

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

40570944 is a wasteful number, since it uses less digits than its factorization.

40570944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5763 (or 5753 counting only the distinct ones).

The product of its (nonzero) digits is 20160, while the sum is 33.

The square root of 40570944 is about 6369.5324789187. The cubic root of 40570944 is about 343.6146758138.

It can be divided in two parts, 40570 and 944, that added together give a palindrome (41514).

The spelling of 40570944 in words is "forty million, five hundred seventy thousand, nine hundred forty-four".