1938572 has 6 divisors (see below), whose sum is σ = 3392508. Its totient is φ = 969284.

The previous prime is 1938571. The next prime is 1938577. The reversal of 1938572 is 2758391.

It is a super-2 number, since 2×1938572² = 7516122798368, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1938571) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 242318 + ... + 242325.

It is an arithmetic number, because the mean of its divisors is an integer number (565418).

2^1938572 is an apocalyptic number.

It is an amenable number.

1938572 is a deficient number, since it is larger than the sum of its proper divisors (1453936).

1938572 is a wasteful number, since it uses less digits than its factorization.

1938572 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 484647 (or 484645 counting only the distinct ones).

The product of its digits is 15120, while the sum is 35.

The square root of 1938572 is about 1392.3261112254. The cubic root of 1938572 is about 124.6887616889.

The spelling of 1938572 in words is "one million, nine hundred thirty-eight thousand, five hundred seventy-two".