41032991 has 4 divisors (see below), whose sum is σ = 41185800. Its totient is φ = 40880184.

The previous prime is 41032921. The next prime is 41032993. The reversal of 41032991 is 19923014.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 41032991 - 2²² = 36838687 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41032993) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 76001 + ... + 76538.

It is an arithmetic number, because the mean of its divisors is an integer number (10296450).

Almost surely, 2^41032991 is an apocalyptic number.

41032991 is a deficient number, since it is larger than the sum of its proper divisors (152809).

41032991 is a wasteful number, since it uses less digits than its factorization.

41032991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 152808.

The product of its (nonzero) digits is 1944, while the sum is 29.

The square root of 41032991 is about 6405.6998836973. The cubic root of 41032991 is about 344.9141871569.

The spelling of 41032991 in words is "forty-one million, thirty-two thousand, nine hundred ninety-one".