973242270 has 384 divisors, whose sum is σ = 3516410880. Its totient is φ = 186001920.

The previous prime is 973242247. The next prime is 973242287. The reversal of 973242270 is 72242379.

It is a Cunningham number, because it is equal to 991³-1.

It is a super-2 number, since 2×973242270² = 1894401032229505800, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 3513372 + ... + 3513648.

It is an arithmetic number, because the mean of its divisors is an integer number (9157320).

Almost surely, 2^973242270 is an apocalyptic number.

973242270 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 973242270, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1758205440).

973242270 is an abundant number, since it is smaller than the sum of its proper divisors (2543168610).

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

973242270 is a wasteful number, since it uses less digits than its factorization.

973242270 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 337 (or 318 counting only the distinct ones).

The product of its (nonzero) digits is 42336, while the sum is 36.

The square root of 973242270 is about 31196.8310890706. The cubic root of 973242270 is about 990.9999996606. Note that the first 6 decimals are identical.

The spelling of 973242270 in words is "nine hundred seventy-three million, two hundred forty-two thousand, two hundred seventy".