1000426956 has 24 divisors (see below), whose sum is σ = 2337135360. Its totient is φ = 333074832.

The previous prime is 1000426943. The next prime is 1000427011. The reversal of 1000426956 is 6596240001.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39616 + ... + 59751.

It is an arithmetic number, because the mean of its divisors is an integer number (97380640).

Almost surely, 2^1000426956 is an apocalyptic number.

It is an amenable number.

1000426956 is an abundant number, since it is smaller than the sum of its proper divisors (1336708404).

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

1000426956 is a wasteful number, since it uses less digits than its factorization.

1000426956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100213 (or 100211 counting only the distinct ones).

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 1000426956 is about 31629.5266483708. The cubic root of 1000426956 is about 1000.1422984169.

Adding to 1000426956 its reverse (6596240001), we get a palindrome (7596666957).

The spelling of 1000426956 in words is "one billion, four hundred twenty-six thousand, nine hundred fifty-six".