41091520 has 28 divisors (see below), whose sum is σ = 97849944. Its totient is φ = 16436480.

The previous prime is 41091517. The next prime is 41091527. The reversal of 41091520 is 2519014.

It is a junction number, because it is equal to n+sod(n) for n = 41091491 and 41091500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41091527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 63886 + ... + 64525.

Almost surely, 2^41091520 is an apocalyptic number.

41091520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41091520 is an abundant number, since it is smaller than the sum of its proper divisors (56758424).

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

41091520 is a wasteful number, since it uses less digits than its factorization.

41091520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128428 (or 128418 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 41091520 is about 6410.2667651198. The cubic root of 41091520 is about 345.0781031602.

The spelling of 41091520 in words is "forty-one million, ninety-one thousand, five hundred twenty".