1016426500 has 24 divisors (see below), whose sum is σ = 2219876568. Its totient is φ = 406570400.

The previous prime is 1016426483. The next prime is 1016426503. The reversal of 1016426500 is 56246101.

It can be written as a sum of positive squares in 4 ways, for example, as 4804864 + 1011621636 = 2192^2 + 31806^2 .

It is a Harshad number since it is a multiple of its sum of digits (25).

It is not an unprimeable number, because it can be changed into a prime (1016426503) 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, 1015927 + ... + 1016926.

It is an arithmetic number, because the mean of its divisors is an integer number (92494857).

Almost surely, 2^1016426500 is an apocalyptic number.

1016426500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1016426500 is an abundant number, since it is smaller than the sum of its proper divisors (1203450068).

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

1016426500 is a wasteful number, since it uses less digits than its factorization.

1016426500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2032872 (or 2032860 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 25.

The square root of 1016426500 is about 31881.4444465742. Note that the first 5 decimals coincide. The cubic root of 1016426500 is about 1005.4457895417.

The spelling of 1016426500 in words is "one billion, sixteen million, four hundred twenty-six thousand, five hundred".