1025226200 has 24 divisors (see below), whose sum is σ = 2383651380. Its totient is φ = 410090400.

The previous prime is 1025226143. The next prime is 1025226217. The reversal of 1025226200 is 26225201.

It is a super-2 number, since 2×1025226200² = 2102177522332880000, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2562866 + ... + 2563265.

Almost surely, 2^1025226200 is an apocalyptic number.

1025226200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1025226200 is an abundant number, since it is smaller than the sum of its proper divisors (1358425180).

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

1025226200 is a wasteful number, since it uses less digits than its factorization.

1025226200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5126147 (or 5126138 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 1025226200 is about 32019.1536427808. The cubic root of 1025226200 is about 1008.3390010989.

Subtracting from 1025226200 its reverse (26225201), we obtain a palindrome (999000999).

The spelling of 1025226200 in words is "one billion, twenty-five million, two hundred twenty-six thousand, two hundred".