10415421 has 24 divisors (see below), whose sum is σ = 15515136. Its totient is φ = 6730560.

The previous prime is 10415413. The next prime is 10415429. The reversal of 10415421 is 12451401.

It is an interprime number because it is at equal distance from previous prime (10415413) and next prime (10415429).

It is not a de Polignac number, because 10415421 - 2³ = 10415413 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10415394 and 10415403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10415429) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 54436 + ... + 54626.

It is an arithmetic number, because the mean of its divisors is an integer number (646464).

Almost surely, 2^10415421 is an apocalyptic number.

It is an amenable number.

10415421 is a deficient number, since it is larger than the sum of its proper divisors (5099715).

10415421 is a wasteful number, since it uses less digits than its factorization.

10415421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353 (or 350 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 18.

The square root of 10415421 is about 3227.2931382197. The cubic root of 10415421 is about 218.3864103165.

Adding to 10415421 its reverse (12451401), we get a palindrome (22866822).

The spelling of 10415421 in words is "ten million, four hundred fifteen thousand, four hundred twenty-one".