204260940 has 288 divisors, whose sum is σ = 716579136. Its totient is φ = 48522240.

The previous prime is 204260921. The next prime is 204260977. The reversal of 204260940 is 49062402.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 3348510 + ... + 3348570.

It is an arithmetic number, because the mean of its divisors is an integer number (2488122).

Almost surely, 2^204260940 is an apocalyptic number.

204260940 is a gapful number since it is divisible by the number (20) 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 204260940, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (358289568).

204260940 is an abundant number, since it is smaller than the sum of its proper divisors (512318196).

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

204260940 is a wasteful number, since it uses less digits than its factorization.

204260940 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151 (or 137 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 27.

The square root of 204260940 is about 14291.9886649829. The cubic root of 204260940 is about 588.9274202601.

The spelling of 204260940 in words is "two hundred four million, two hundred sixty thousand, nine hundred forty".