421296793 has 4 divisors (see below), whose sum is σ = 421998388. Its totient is φ = 420595200.

The previous prime is 421296787. The next prime is 421296803. The reversal of 421296793 is 397692124.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 155052304 + 266244489 = 12452^2 + 16317^2 .

It is a cyclic number.

It is not a de Polignac number, because 421296793 - 2¹³ = 421288601 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (421296593) 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, 349896 + ... + 351097.

It is an arithmetic number, because the mean of its divisors is an integer number (105499597).

Almost surely, 2^421296793 is an apocalyptic number.

It is an amenable number.

421296793 is a deficient number, since it is larger than the sum of its proper divisors (701595).

421296793 is an equidigital number, since it uses as much as digits as its factorization.

421296793 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 701594.

The product of its digits is 163296, while the sum is 43.

The square root of 421296793 is about 20525.5156573471. The cubic root of 421296793 is about 749.6572021582.

The spelling of 421296793 in words is "four hundred twenty-one million, two hundred ninety-six thousand, seven hundred ninety-three".