973720 has 32 divisors (see below), whose sum is σ = 2391120. Its totient is φ = 353920.

The previous prime is 973691. The next prime is 973727. The reversal of 973720 is 27379.

973720 = T₁₆₀ + T₁₆₁ + ... + T₂₁₄.

It is a happy number.

It is a nialpdrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (973727) by changing a digit.

973720 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 667 + ... + 1546.

2⁹⁷³⁷²⁰ is an apocalyptic number.

It is an amenable number.

973720 is an abundant number, since it is smaller than the sum of its proper divisors (1417400).

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

973720 is a wasteful number, since it uses less digits than its factorization.

973720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2235 (or 2231 counting only the distinct ones).

The product of its (nonzero) digits is 2646, while the sum is 28.

The square root of 973720 is about 986.7725168447. The cubic root of 973720 is about 99.1162122016.

The spelling of 973720 in words is "nine hundred seventy-three thousand, seven hundred twenty".