41981976 has 160 divisors (see below), whose sum is σ = 129111840. Its totient is φ = 12690432.

The previous prime is 41981971. The next prime is 41981977. The reversal of 41981976 is 67918914.

It is a happy number.

Its product of digits (108864) is a multiple of the sum of its prime divisors (162).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41981971) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 407541 + ... + 407643.

It is an arithmetic number, because the mean of its divisors is an integer number (806949).

Almost surely, 2^41981976 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 41981976, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64555920).

41981976 is an abundant number, since it is smaller than the sum of its proper divisors (87129864).

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

41981976 is a wasteful number, since it uses less digits than its factorization.

41981976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175 (or 162 counting only the distinct ones).

The product of its digits is 108864, while the sum is 45.

The square root of 41981976 is about 6479.3499673964. The cubic root of 41981976 is about 347.5529336406.

The spelling of 41981976 in words is "forty-one million, nine hundred eighty-one thousand, nine hundred seventy-six".