41991264 has 192 divisors, whose sum is σ = 143700480. Its totient is φ = 11681280.

The previous prime is 41991251. The next prime is 41991281. The reversal of 41991264 is 46219914.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a nude number because it is divisible by every one of its digits.

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, 320479 + ... + 320609.

It is an arithmetic number, because the mean of its divisors is an integer number (748440).

Almost surely, 2^41991264 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 41991264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71850240).

41991264 is an abundant number, since it is smaller than the sum of its proper divisors (101709216).

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

41991264 is a wasteful number, since it uses less digits than its factorization.

41991264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210 (or 196 counting only the distinct ones).

The product of its digits is 15552, while the sum is 36.

The square root of 41991264 is about 6480.0666663237. The cubic root of 41991264 is about 347.5785623661.

The spelling of 41991264 in words is "forty-one million, nine hundred ninety-one thousand, two hundred sixty-four".