973622772 has 18 divisors (see below), whose sum is σ = 2461102098. Its totient is φ = 324540912.

The previous prime is 973622753. The next prime is 973622789. The reversal of 973622772 is 277226379.

It can be written as a sum of positive squares in only one way, i.e., 970073316 + 3549456 = 31146^2 + 1884^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 13522503 + ... + 13522574.

Almost surely, 2^973622772 is an apocalyptic number.

It is an amenable number.

973622772 is an abundant number, since it is smaller than the sum of its proper divisors (1487479326).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

973622772 is a wasteful number, since it uses less digits than its factorization.

973622772 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27045087 (or 27045082 counting only the distinct ones).

The product of its digits is 444528, while the sum is 45.

The square root of 973622772 is about 31202.9289009862. The cubic root of 973622772 is about 991.1291310403.

The spelling of 973622772 in words is "nine hundred seventy-three million, six hundred twenty-two thousand, seven hundred seventy-two".