1000557096 has 128 divisors (see below), whose sum is σ = 3165557760. Its totient is φ = 255974400.

The previous prime is 1000557073. The next prime is 1000557097. The reversal of 1000557096 is 6907550001.

It is a super-2 number, since 2×1000557096² = 2002229004711906432, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is not an unprimeable number, because it can be changed into a prime (1000557097) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 119776 + ... + 127856.

It is an arithmetic number, because the mean of its divisors is an integer number (24730920).

Almost surely, 2^1000557096 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1000557096, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1582778880).

1000557096 is an abundant number, since it is smaller than the sum of its proper divisors (2165000664).

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

1000557096 is a wasteful number, since it uses less digits than its factorization.

1000557096 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8175 (or 8171 counting only the distinct ones).

The product of its (nonzero) digits is 9450, while the sum is 33.

The square root of 1000557096 is about 31631.5838364126. The cubic root of 1000557096 is about 1000.1856641933.

It can be divided in two parts, 1000 and 557096, that added together give a triangular number (558096 = T₁₀₅₆).

The spelling of 1000557096 in words is "one billion, five hundred fifty-seven thousand, ninety-six".