1304684742 has 16 divisors (see below), whose sum is σ = 2746704960. Its totient is φ = 412005672.

The previous prime is 1304684699. The next prime is 1304684747. The reversal of 1304684742 is 2474864031.

It is a self number, because there is not a number n which added to its sum of digits gives 1304684742.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1304684747) 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, 5722188 + ... + 5722415.

It is an arithmetic number, because the mean of its divisors is an integer number (171669060).

Almost surely, 2^1304684742 is an apocalyptic number.

1304684742 is an abundant number, since it is smaller than the sum of its proper divisors (1442020218).

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

1304684742 is a wasteful number, since it uses less digits than its factorization.

1304684742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11444627.

The product of its (nonzero) digits is 129024, while the sum is 39.

The square root of 1304684742 is about 36120.4200141693. The cubic root of 1304684742 is about 1092.7023098956.

The spelling of 1304684742 in words is "one billion, three hundred four million, six hundred eighty-four thousand, seven hundred forty-two".