1973522 has 16 divisors (see below), whose sum is σ = 3091200. Its totient is φ = 943920.

The previous prime is 1973519. The next prime is 1973527. The reversal of 1973522 is 2253791.

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 7 ways as a sum of consecutive naturals, for example, 8504 + ... + 8732.

It is an arithmetic number, because the mean of its divisors is an integer number (193200).

2^1973522 is an apocalyptic number.

1973522 is a deficient number, since it is larger than the sum of its proper divisors (1117678).

1973522 is a wasteful number, since it uses less digits than its factorization.

1973522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 401.

The product of its digits is 3780, while the sum is 29.

The square root of 1973522 is about 1404.8209850369. The cubic root of 1973522 is about 125.4336299808.

The spelling of 1973522 in words is "one million, nine hundred seventy-three thousand, five hundred twenty-two".