1065340392 has 64 divisors (see below), whose sum is σ = 2765871360. Its totient is φ = 341683200.

The previous prime is 1065340391. The next prime is 1065340447. The reversal of 1065340392 is 2930435601.

It is a super-2 number, since 2×1065340392² = 2269900301653427328, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1065340391) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64417 + ... + 79247.

It is an arithmetic number, because the mean of its divisors is an integer number (43216740).

Almost surely, 2^1065340392 is an apocalyptic number.

1065340392 is a gapful number since it is divisible by the number (12) 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 1065340392, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1382935680).

1065340392 is an abundant number, since it is smaller than the sum of its proper divisors (1700530968).

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

1065340392 is a wasteful number, since it uses less digits than its factorization.

1065340392 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14954 (or 14950 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 1065340392 is about 32639.5525704627. The cubic root of 1065340392 is about 1021.3222605622.

Adding to 1065340392 its reverse (2930435601), we get a palindrome (3995775993).

The spelling of 1065340392 in words is "one billion, sixty-five million, three hundred forty thousand, three hundred ninety-two".