826424940 has 48 divisors (see below), whose sum is σ = 2524354560. Its totient is φ = 200345280.

The previous prime is 826424899. The next prime is 826424947. The reversal of 826424940 is 49424628.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (826424947) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 625420 + ... + 626739.

It is an arithmetic number, because the mean of its divisors is an integer number (52590720).

Almost surely, 2^826424940 is an apocalyptic number.

It is an amenable number.

826424940 is an abundant number, since it is smaller than the sum of its proper divisors (1697929620).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

826424940 is a wasteful number, since it uses less digits than its factorization.

826424940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1252182 (or 1252180 counting only the distinct ones).

The product of its (nonzero) digits is 110592, while the sum is 39.

The square root of 826424940 is about 28747.6075526295. The cubic root of 826424940 is about 938.4283909040.

The spelling of 826424940 in words is "eight hundred twenty-six million, four hundred twenty-four thousand, nine hundred forty".