41222431 has 4 divisors (see below), whose sum is σ = 42099552. Its totient is φ = 40345312.

The previous prime is 41222429. The next prime is 41222449. The reversal of 41222431 is 13422214.

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 41222431 - 2¹ = 41222429 is a prime.

It is a super-2 number, since 2×41222431² = 3398577635099522, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 41222399 and 41222408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41222471) 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, 438490 + ... + 438583.

It is an arithmetic number, because the mean of its divisors is an integer number (10524888).

Almost surely, 2^41222431 is an apocalyptic number.

41222431 is a deficient number, since it is larger than the sum of its proper divisors (877121).

41222431 is an equidigital number, since it uses as much as digits as its factorization.

41222431 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 877120.

The product of its digits is 384, while the sum is 19.

The square root of 41222431 is about 6420.4696868687. The cubic root of 41222431 is about 345.4441692111. Note that the first 3 decimals are identical.

Adding to 41222431 its reverse (13422214), we get a palindrome (54644645).

The spelling of 41222431 in words is "forty-one million, two hundred twenty-two thousand, four hundred thirty-one".