40610240 has 112 divisors (see below), whose sum is σ = 107533440. Its totient is φ = 14484480.

The previous prime is 40610233. The next prime is 40610257. The reversal of 40610240 is 4201604.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 292091 + ... + 292229.

It is an arithmetic number, because the mean of its divisors is an integer number (960120).

Almost surely, 2^40610240 is an apocalyptic number.

40610240 is a gapful number since it is divisible by the number (40) 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 40610240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (53766720).

40610240 is an abundant number, since it is smaller than the sum of its proper divisors (66923200).

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

40610240 is a wasteful number, since it uses less digits than its factorization.

40610240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 250 (or 240 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 40610240 is about 6372.6164171398. The cubic root of 40610240 is about 343.7255788711.

Adding to 40610240 its reverse (4201604), we get a palindrome (44811844).

The spelling of 40610240 in words is "forty million, six hundred ten thousand, two hundred forty".