1383538 has 16 divisors (see below), whose sum is σ = 2257920. Its totient is φ = 632016.

The previous prime is 1383521. The next prime is 1383553. The reversal of 1383538 is 8353831.

It is a nialpdrome in base 11.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3093 + ... + 3511.

It is an arithmetic number, because the mean of its divisors is an integer number (141120).

2^1383538 is an apocalyptic number.

1383538 is a deficient number, since it is larger than the sum of its proper divisors (874382).

1383538 is a wasteful number, since it uses less digits than its factorization.

1383538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 561.

The product of its digits is 8640, while the sum is 31.

The square root of 1383538 is about 1176.2389213081. The cubic root of 1383538 is about 111.4286914936.

The spelling of 1383538 in words is "one million, three hundred eighty-three thousand, five hundred thirty-eight".