790646 has 4 divisors (see below), whose sum is σ = 1185972. Its totient is φ = 395322.

The previous prime is 790637. The next prime is 790649. The reversal of 790646 is 646097.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 646097 = 101 ⋅6397.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (790649) by changing a digit.

790646 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 197660 + ... + 197663.

It is an arithmetic number, because the mean of its divisors is an integer number (296493).

2⁷⁹⁰⁶⁴⁶ is an apocalyptic number.

790646 is a deficient number, since it is larger than the sum of its proper divisors (395326).

790646 is a wasteful number, since it uses less digits than its factorization.

790646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 395325.

The product of its (nonzero) digits is 9072, while the sum is 32.

The square root of 790646 is about 889.1827708632. The cubic root of 790646 is about 92.4685454288.

The spelling of 790646 in words is "seven hundred ninety thousand, six hundred forty-six".