41253240 has 128 divisors (see below), whose sum is σ = 143746560. Its totient is φ = 9275904.

The previous prime is 41253229. The next prime is 41253253. The reversal of 41253240 is 4235214.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 55914 + ... + 56646.

It is an arithmetic number, because the mean of its divisors is an integer number (1123020).

Almost surely, 2^41253240 is an apocalyptic number.

41253240 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 41253240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71873280).

41253240 is an abundant number, since it is smaller than the sum of its proper divisors (102493320).

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

41253240 is a wasteful number, since it uses less digits than its factorization.

41253240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 821 (or 817 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 41253240 is about 6422.8685180377. The cubic root of 41253240 is about 345.5302076359.

Adding to 41253240 its reverse (4235214), we get a palindrome (45488454).

The spelling of 41253240 in words is "forty-one million, two hundred fifty-three thousand, two hundred forty".