826464628 has 12 divisors (see below), whose sum is σ = 1577796192. Its totient is φ = 375665720.

The previous prime is 826464623. The next prime is 826464677.

826464628 is nontrivially palindromic in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (826464623) 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, 9391600 + ... + 9391687.

It is an arithmetic number, because the mean of its divisors is an integer number (131483016).

Almost surely, 2^826464628 is an apocalyptic number.

It is an amenable number.

826464628 is a deficient number, since it is larger than the sum of its proper divisors (751331564).

826464628 is a wasteful number, since it uses less digits than its factorization.

826464628 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18783302 (or 18783300 counting only the distinct ones).

The product of its digits is 884736, while the sum is 46.

The square root of 826464628 is about 28748.2978278715. The cubic root of 826464628 is about 938.4434129376.

The spelling of 826464628 in words is "eight hundred twenty-six million, four hundred sixty-four thousand, six hundred twenty-eight".