1379038734 has 48 divisors (see below), whose sum is σ = 3148454400. Its totient is φ = 435032208.

The previous prime is 1379038723. The next prime is 1379038741. The reversal of 1379038734 is 4378309731.

It is a self number, because there is not a number n which added to its sum of digits gives 1379038734.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 505827 + ... + 508545.

It is an arithmetic number, because the mean of its divisors is an integer number (65592800).

Almost surely, 2^1379038734 is an apocalyptic number.

1379038734 is an abundant number, since it is smaller than the sum of its proper divisors (1769415666).

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

1379038734 is a wasteful number, since it uses less digits than its factorization.

1379038734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4229 (or 4226 counting only the distinct ones).

The product of its (nonzero) digits is 381024, while the sum is 45.

The square root of 1379038734 is about 37135.4107827017. The cubic root of 1379038734 is about 1113.0777160855.

The spelling of 1379038734 in words is "one billion, three hundred seventy-nine million, thirty-eight thousand, seven hundred thirty-four".