1369384726 has 32 divisors (see below), whose sum is σ = 2154435840. Its totient is φ = 652154976.

The previous prime is 1369384721. The next prime is 1369384729. The reversal of 1369384726 is 6274839631.

It is a self number, because there is not a number n which added to its sum of digits gives 1369384726.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1369384721) 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, 886711 + ... + 888253.

It is an arithmetic number, because the mean of its divisors is an integer number (67326120).

Almost surely, 2^1369384726 is an apocalyptic number.

1369384726 is a deficient number, since it is larger than the sum of its proper divisors (785051114).

1369384726 is a wasteful number, since it uses less digits than its factorization.

1369384726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1828.

The product of its digits is 1306368, while the sum is 49.

The square root of 1369384726 is about 37005.1986347864. The cubic root of 1369384726 is about 1110.4742517997.

The spelling of 1369384726 in words is "one billion, three hundred sixty-nine million, three hundred eighty-four thousand, seven hundred twenty-six".