954721 has 4 divisors (see below), whose sum is σ = 957892. Its totient is φ = 951552.

The previous prime is 954719. The next prime is 954727. The reversal of 954721 is 127459.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 127459 = 197 ⋅647.

It can be written as a sum of positive squares in 2 ways, for example, as 314721 + 640000 = 561^2 + 800^2 .

It is a cyclic number.

It is not a de Polignac number, because 954721 - 2¹ = 954719 is a prime.

It is a super-2 number, since 2×954721² = 1822984375682, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 954721.

It is not an unprimeable number, because it can be changed into a prime (954727) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1080 + ... + 1753.

It is an arithmetic number, because the mean of its divisors is an integer number (239473).

2⁹⁵⁴⁷²¹ is an apocalyptic number.

It is an amenable number.

954721 is a deficient number, since it is larger than the sum of its proper divisors (3171).

954721 is a wasteful number, since it uses less digits than its factorization.

954721 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3170.

The product of its digits is 2520, while the sum is 28.

The square root of 954721 is about 977.0982550389. The cubic root of 954721 is about 98.4673292148.

The spelling of 954721 in words is "nine hundred fifty-four thousand, seven hundred twenty-one".