41921670 has 64 divisors (see below), whose sum is σ = 116328960. Its totient is φ = 9470208.

The previous prime is 41921653. The next prime is 41921681. The reversal of 41921670 is 7612914.

It is a happy number.

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 31 ways as a sum of consecutive naturals, for example, 17569 + ... + 19811.

It is an arithmetic number, because the mean of its divisors is an integer number (1817640).

Almost surely, 2^41921670 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41921670, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58164480).

41921670 is an abundant number, since it is smaller than the sum of its proper divisors (74407290).

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

41921670 is a wasteful number, since it uses less digits than its factorization.

41921670 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2349.

The product of its (nonzero) digits is 3024, while the sum is 30.

The square root of 41921670 is about 6474.6945873917. The cubic root of 41921670 is about 347.3864370217.

The spelling of 41921670 in words is "forty-one million, nine hundred twenty-one thousand, six hundred seventy".