973611912 has 256 divisors, whose sum is σ = 3129477120. Its totient is φ = 245606400.

The previous prime is 973611893. The next prime is 973611937. The reversal of 973611912 is 219116379.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7432087 + ... + 7432217.

It is an arithmetic number, because the mean of its divisors is an integer number (12224520).

Almost surely, 2^973611912 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 973611912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1564738560).

973611912 is an abundant number, since it is smaller than the sum of its proper divisors (2155865208).

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

973611912 is a wasteful number, since it uses less digits than its factorization.

973611912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284 (or 280 counting only the distinct ones).

The product of its digits is 20412, while the sum is 39.

The square root of 973611912 is about 31202.7548783757. The cubic root of 973611912 is about 991.1254459367.

The spelling of 973611912 in words is "nine hundred seventy-three million, six hundred eleven thousand, nine hundred twelve".