635079 has 4 divisors (see below), whose sum is σ = 846776. Its totient is φ = 423384.

The previous prime is 635057. The next prime is 635087. The reversal of 635079 is 970536.

635079 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 635079 - 2⁹ = 634567 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (635039) 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, 105844 + ... + 105849.

It is an arithmetic number, because the mean of its divisors is an integer number (211694).

2⁶³⁵⁰⁷⁹ is an apocalyptic number.

635079 is a deficient number, since it is larger than the sum of its proper divisors (211697).

635079 is a wasteful number, since it uses less digits than its factorization.

635079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211696.

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 635079 is about 796.9184399924. The cubic root of 635079 is about 85.9559446250.

The spelling of 635079 in words is "six hundred thirty-five thousand, seventy-nine".