1973473748 has 6 divisors (see below), whose sum is σ = 3453579066. Its totient is φ = 986736872.

The previous prime is 1973473727. The next prime is 1973473783. The reversal of 1973473748 is 8473743791.

It can be written as a sum of positive squares in only one way, i.e., 1553305744 + 420168004 = 39412^2 + 20498^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1973473748.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 246684215 + ... + 246684222.

It is an arithmetic number, because the mean of its divisors is an integer number (575596511).

Almost surely, 2^1973473748 is an apocalyptic number.

It is an amenable number.

1973473748 is a deficient number, since it is larger than the sum of its proper divisors (1480105318).

1973473748 is a wasteful number, since it uses less digits than its factorization.

1973473748 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493368441 (or 493368439 counting only the distinct ones).

The product of its digits is 3556224, while the sum is 53.

The square root of 1973473748 is about 44423.7970911988. The cubic root of 1973473748 is about 1254.3260770142.

The spelling of 1973473748 in words is "one billion, nine hundred seventy-three million, four hundred seventy-three thousand, seven hundred forty-eight".