41251905 has 24 divisors (see below), whose sum is σ = 71683560. Its totient is φ = 21945600.

The previous prime is 41251883. The next prime is 41251937. The reversal of 41251905 is 50915214.

It can be written as a sum of positive squares in 4 ways, for example, as 3207681 + 38044224 = 1791^2 + 6168^2 .

It is not a de Polignac number, because 41251905 - 2⁹ = 41251393 is a prime.

It is a super-2 number, since 2×41251905² = 3403439332258050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 22005 + ... + 23805.

It is an arithmetic number, because the mean of its divisors is an integer number (2986815).

Almost surely, 2^41251905 is an apocalyptic number.

41251905 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

41251905 is a deficient number, since it is larger than the sum of its proper divisors (30431655).

41251905 is a wasteful number, since it uses less digits than its factorization.

41251905 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2321 (or 2318 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

The square root of 41251905 is about 6422.7645916692. The cubic root of 41251905 is about 345.5264803505.

The spelling of 41251905 in words is "forty-one million, two hundred fifty-one thousand, nine hundred five".