1005342612 has 24 divisors (see below), whose sum is σ = 2346355200. Its totient is φ = 335034816.

The previous prime is 1005342589. The next prime is 1005342619. The reversal of 1005342612 is 2162435001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005342619) 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, 66189 + ... + 79947.

It is an arithmetic number, because the mean of its divisors is an integer number (97764800).

Almost surely, 2^1005342612 is an apocalyptic number.

1005342612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1005342612 is an abundant number, since it is smaller than the sum of its proper divisors (1341012588).

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

1005342612 is a wasteful number, since it uses less digits than its factorization.

1005342612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19855 (or 19853 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1005342612 is about 31707.1381868500. The cubic root of 1005342612 is about 1001.7777085463. Note that the first 4 decimals are identical.

Adding to 1005342612 its reverse (2162435001), we get a palindrome (3167777613).

The spelling of 1005342612 in words is "one billion, five million, three hundred forty-two thousand, six hundred twelve".