496921 has 4 divisors (see below), whose sum is σ = 502992. Its totient is φ = 490852.

The previous prime is 496919. The next prime is 496949. The reversal of 496921 is 129694.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 496921 - 2¹ = 496919 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (496901) 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, 2911 + ... + 3076.

It is an arithmetic number, because the mean of its divisors is an integer number (125748).

2⁴⁹⁶⁹²¹ is an apocalyptic number.

It is an amenable number.

496921 is a deficient number, since it is larger than the sum of its proper divisors (6071).

496921 is an equidigital number, since it uses as much as digits as its factorization.

496921 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6070.

The product of its digits is 3888, while the sum is 31.

The square root of 496921 is about 704.9262372759. The cubic root of 496921 is about 79.2067967673.

The spelling of 496921 in words is "four hundred ninety-six thousand, nine hundred twenty-one".