41245421 has 4 divisors (see below), whose sum is σ = 47137632. Its totient is φ = 35353212.

The previous prime is 41245403. The next prime is 41245459. The reversal of 41245421 is 12454214.

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, and also an emirpimes, since its reverse is a distinct semiprime: 12454214 = 2 ⋅6227107.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-41245421 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 (41245921) 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, 2946095 + ... + 2946108.

It is an arithmetic number, because the mean of its divisors is an integer number (11784408).

Almost surely, 2^41245421 is an apocalyptic number.

It is an amenable number.

41245421 is a deficient number, since it is larger than the sum of its proper divisors (5892211).

41245421 is an equidigital number, since it uses as much as digits as its factorization.

41245421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5892210.

The product of its digits is 1280, while the sum is 23.

The square root of 41245421 is about 6422.2598047728. The cubic root of 41245421 is about 345.5083760465.

Adding to 41245421 its reverse (12454214), we get a palindrome (53699635).

The spelling of 41245421 in words is "forty-one million, two hundred forty-five thousand, four hundred twenty-one".