41821620 has 48 divisors (see below), whose sum is σ = 117609408. Its totient is φ = 11104000.

The previous prime is 41821607. The next prime is 41821631. The reversal of 41821620 is 2612814.

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, 13672 + ... + 16448.

It is an arithmetic number, because the mean of its divisors is an integer number (2450196).

Almost surely, 2^41821620 is an apocalyptic number.

It is an amenable number.

41821620 is an abundant number, since it is smaller than the sum of its proper divisors (75787788).

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

41821620 is a wasteful number, since it uses less digits than its factorization.

41821620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3040 (or 3038 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 24.

The square root of 41821620 is about 6466.9637388809. The cubic root of 41821620 is about 347.1098601007.

The spelling of 41821620 in words is "forty-one million, eight hundred twenty-one thousand, six hundred twenty".