1304015742 has 48 divisors (see below), whose sum is σ = 2900898000. Its totient is φ = 423100800.

The previous prime is 1304015737. The next prime is 1304015743. The reversal of 1304015742 is 2475104031.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304015743) 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, 366492 + ... + 370032.

It is an arithmetic number, because the mean of its divisors is an integer number (60435375).

Almost surely, 2^1304015742 is an apocalyptic number.

1304015742 is an abundant number, since it is smaller than the sum of its proper divisors (1596882258).

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

1304015742 is a wasteful number, since it uses less digits than its factorization.

1304015742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4089 (or 4086 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 27.

The square root of 1304015742 is about 36111.1581370634. The cubic root of 1304015742 is about 1092.5155105346.

Adding to 1304015742 its reverse (2475104031), we get a palindrome (3779119773).

It can be divided in two parts, 13040 and 15742, that added together give a palindrome (28782).

The spelling of 1304015742 in words is "one billion, three hundred four million, fifteen thousand, seven hundred forty-two".