906423828 has 24 divisors (see below), whose sum is σ = 2118721920. Its totient is φ = 301608000.

The previous prime is 906423809. The next prime is 906423829. The reversal of 906423828 is 828324609.

It is a self number, because there is not a number n which added to its sum of digits gives 906423828.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (906423829) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59548 + ... + 73203.

It is an arithmetic number, because the mean of its divisors is an integer number (88280080).

Almost surely, 2^906423828 is an apocalyptic number.

It is an amenable number.

906423828 is an abundant number, since it is smaller than the sum of its proper divisors (1212298092).

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

906423828 is a wasteful number, since it uses less digits than its factorization.

906423828 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133327 (or 133325 counting only the distinct ones).

The product of its (nonzero) digits is 165888, while the sum is 42.

The square root of 906423828 is about 30106.8734344834. The cubic root of 906423828 is about 967.7810290055.

The spelling of 906423828 in words is "nine hundred six million, four hundred twenty-three thousand, eight hundred twenty-eight".