421104497 has 8 divisors (see below), whose sum is σ = 461697600. Its totient is φ = 380896560.

The previous prime is 421104491. The next prime is 421104521. The reversal of 421104497 is 794401124.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 421104497 - 2¹⁸ = 420842353 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (421104491) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 93998 + ... + 98375.

It is an arithmetic number, because the mean of its divisors is an integer number (57712200).

Almost surely, 2^421104497 is an apocalyptic number.

It is an amenable number.

421104497 is a deficient number, since it is larger than the sum of its proper divisors (40593103).

421104497 is a wasteful number, since it uses less digits than its factorization.

421104497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192583.

The product of its (nonzero) digits is 8064, while the sum is 32.

The square root of 421104497 is about 20520.8308067680. The cubic root of 421104497 is about 749.5431273760.

The spelling of 421104497 in words is "four hundred twenty-one million, one hundred four thousand, four hundred ninety-seven".