41220855 has 48 divisors (see below), whose sum is σ = 79462656. Its totient is φ = 19630080.

The previous prime is 41220847. The next prime is 41220859. The reversal of 41220855 is 55802214.

41220855 = 199² + 200² + ... + 508².

It is a happy number.

It is not a de Polignac number, because 41220855 - 2³ = 41220847 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41220859) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 16999 + ... + 19271.

It is an arithmetic number, because the mean of its divisors is an integer number (1655472).

Almost surely, 2^41220855 is an apocalyptic number.

41220855 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

41220855 is a deficient number, since it is larger than the sum of its proper divisors (38241801).

41220855 is a wasteful number, since it uses less digits than its factorization.

41220855 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2328 (or 2325 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 41220855 is about 6420.3469532417. The cubic root of 41220855 is about 345.4397668592.

The spelling of 41220855 in words is "forty-one million, two hundred twenty thousand, eight hundred fifty-five".