41402421 has 20 divisors (see below), whose sum is σ = 63291712. Its totient is φ = 26957448.

The previous prime is 41402411. The next prime is 41402423. The reversal of 41402421 is 12420414.

41402421 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 41402421 - 2⁶ = 41402357 is a prime.

It is a super-2 number, since 2×41402421² = 3428320929322482, 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 = 41402394 and 41402403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41402423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2461 + ... + 9426.

Almost surely, 2^41402421 is an apocalyptic number.

It is an amenable number.

41402421 is a deficient number, since it is larger than the sum of its proper divisors (21889291).

41402421 is a wasteful number, since it uses less digits than its factorization.

41402421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11942 (or 11933 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 41402421 is about 6434.4713069529. The cubic root of 41402421 is about 345.9462115814.

Adding to 41402421 its reverse (12420414), we get a palindrome (53822835).

It can be divided in two parts, 4140 and 2421, that added together give a 8-th power (6561 = 3⁸).

The spelling of 41402421 in words is "forty-one million, four hundred two thousand, four hundred twenty-one".