1023660204 has 96 divisors (see below), whose sum is σ = 2815088640. Its totient is φ = 283398912.

The previous prime is 1023660191. The next prime is 1023660217. The reversal of 1023660204 is 4020663201.

It is an interprime number because it is at equal distance from previous prime (1023660191) and next prime (1023660217).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 984717 + ... + 985755.

It is an arithmetic number, because the mean of its divisors is an integer number (29323840).

Almost surely, 2^1023660204 is an apocalyptic number.

1023660204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1023660204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1407544320).

1023660204 is an abundant number, since it is smaller than the sum of its proper divisors (1791428436).

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

1023660204 is a wasteful number, since it uses less digits than its factorization.

1023660204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1407 (or 1405 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 1023660204 is about 31994.6902469769. The cubic root of 1023660204 is about 1007.8253390055.

The spelling of 1023660204 in words is "one billion, twenty-three million, six hundred sixty thousand, two hundred four".