1003442166 has 48 divisors (see below), whose sum is σ = 2253279600. Its totient is φ = 322346304.

The previous prime is 1003442161. The next prime is 1003442173. The reversal of 1003442166 is 6612443001.

1003442166 is a `hidden beast` number, since 100 + 344 + 216 + 6 = 666.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1003442161) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 342540 + ... + 345456.

It is an arithmetic number, because the mean of its divisors is an integer number (46943325).

Almost surely, 2^1003442166 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1003442166, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1126639800).

1003442166 is an abundant number, since it is smaller than the sum of its proper divisors (1249837434).

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

1003442166 is a wasteful number, since it uses less digits than its factorization.

1003442166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3613 (or 3610 counting only the distinct ones).

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

The square root of 1003442166 is about 31677.1552700049. The cubic root of 1003442166 is about 1001.1460746777.

Adding to 1003442166 its reverse (6612443001), we get a palindrome (7615885167).

The spelling of 1003442166 in words is "one billion, three million, four hundred forty-two thousand, one hundred sixty-six".