41666520 has 64 divisors (see below), whose sum is σ = 142859520. Its totient is φ = 9523584.

The previous prime is 41666497. The next prime is 41666557. The reversal of 41666520 is 2566614.

It is a Harshad number since it is a multiple of its sum of digits (30).

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, 23962 + ... + 25641.

It is an arithmetic number, because the mean of its divisors is an integer number (2232180).

Almost surely, 2^41666520 is an apocalyptic number.

41666520 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

41666520 is an abundant number, since it is smaller than the sum of its proper divisors (101193000).

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

41666520 is a wasteful number, since it uses less digits than its factorization.

41666520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49624 (or 49620 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 41666520 is about 6454.9608829179. The cubic root of 41666520 is about 346.6802304029.

The spelling of 41666520 in words is "forty-one million, six hundred sixty-six thousand, five hundred twenty".