41979261 has 4 divisors (see below), whose sum is σ = 55972352. Its totient is φ = 27986172.

The previous prime is 41979241. The next prime is 41979263. The reversal of 41979261 is 16297914.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 41979261 - 2²³ = 33590653 is a prime.

It is a super-2 number, since 2×41979261² = 3524516708212242, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41979263) 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, 6996541 + ... + 6996546.

It is an arithmetic number, because the mean of its divisors is an integer number (13993088).

Almost surely, 2^41979261 is an apocalyptic number.

It is an amenable number.

41979261 is a deficient number, since it is larger than the sum of its proper divisors (13993091).

41979261 is a wasteful number, since it uses less digits than its factorization.

41979261 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13993090.

The product of its digits is 27216, while the sum is 39.

The square root of 41979261 is about 6479.1404522514. The cubic root of 41979261 is about 347.5454413256.

The spelling of 41979261 in words is "forty-one million, nine hundred seventy-nine thousand, two hundred sixty-one".