421103024 has 10 divisors (see below), whose sum is σ = 815887140. Its totient is φ = 210551504.

The previous prime is 421103017. The next prime is 421103029. The reversal of 421103024 is 420301124.

It is a super-4 number, since 4×421103024⁴ (a number of 36 digits) contains 4444 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 421102993 and 421103011.

It is not an unprimeable number, because it can be changed into a prime (421103029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13159454 + ... + 13159485.

It is an arithmetic number, because the mean of its divisors is an integer number (81588714).

Almost surely, 2^421103024 is an apocalyptic number.

It is an amenable number.

421103024 is a deficient number, since it is larger than the sum of its proper divisors (394784116).

421103024 is a wasteful number, since it uses less digits than its factorization.

421103024 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26318947 (or 26318941 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 421103024 is about 20520.7949163769. The cubic root of 421103024 is about 749.5422534217.

Adding to 421103024 its reverse (420301124), we get a palindrome (841404148).

The spelling of 421103024 in words is "four hundred twenty-one million, one hundred three thousand, twenty-four".