1385572 has 6 divisors (see below), whose sum is σ = 2424758. Its totient is φ = 692784.

The previous prime is 1385569. The next prime is 1385603. The reversal of 1385572 is 2755831.

It can be written as a sum of positive squares in only one way, i.e., 968256 + 417316 = 984^2 + 646^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 173193 + ... + 173200.

2^1385572 is an apocalyptic number.

It is an amenable number.

1385572 is a deficient number, since it is larger than the sum of its proper divisors (1039186).

1385572 is a wasteful number, since it uses less digits than its factorization.

1385572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346397 (or 346395 counting only the distinct ones).

The product of its digits is 8400, while the sum is 31.

The square root of 1385572 is about 1177.1032240207. The cubic root of 1385572 is about 111.4832701611.

The spelling of 1385572 in words is "one million, three hundred eighty-five thousand, five hundred seventy-two".