796421 has 8 divisors (see below), whose sum is σ = 858624. Its totient is φ = 736560.

The previous prime is 796409. The next prime is 796447. The reversal of 796421 is 124697.

796421 = T₂₁₁ + T₂₁₂ + ... + T₂₄₁.

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

It is not a de Polignac number, because 796421 - 2¹⁴ = 780037 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (796451) 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, 155 + ... + 1271.

It is an arithmetic number, because the mean of its divisors is an integer number (107328).

2⁷⁹⁶⁴²¹ is an apocalyptic number.

It is an amenable number.

796421 is a deficient number, since it is larger than the sum of its proper divisors (62203).

796421 is a wasteful number, since it uses less digits than its factorization.

796421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171.

The product of its digits is 3024, while the sum is 29.

The square root of 796421 is about 892.4242264753. The cubic root of 796421 is about 92.6931343289.

Subtracting from 796421 its product of digits (3024), we obtain a palindrome (793397).

The spelling of 796421 in words is "seven hundred ninety-six thousand, four hundred twenty-one".