1973528 has 16 divisors (see below), whose sum is σ = 3787080. Its totient is φ = 963648.

The previous prime is 1973527. The next prime is 1973539. The reversal of 1973528 is 8253791.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1973527) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2525 + ... + 3212.

2^1973528 is an apocalyptic number.

It is an amenable number.

1973528 is a deficient number, since it is larger than the sum of its proper divisors (1813552).

1973528 is a wasteful number, since it uses less digits than its factorization.

1973528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5786 (or 5782 counting only the distinct ones).

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

The square root of 1973528 is about 1404.8231205387. The cubic root of 1973528 is about 125.4337570972.

The spelling of 1973528 in words is "one million, nine hundred seventy-three thousand, five hundred twenty-eight".