954529221 has 4 divisors (see below), whose sum is σ = 1272705632. Its totient is φ = 636352812.

The previous prime is 954529217. The next prime is 954529237. The reversal of 954529221 is 122925459.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 954529221 - 2² = 954529217 is a prime.

It is a super-2 number, since 2×954529221² = 1822252067485733682, 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 954529221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (954529621) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 159088201 + ... + 159088206.

It is an arithmetic number, because the mean of its divisors is an integer number (318176408).

Almost surely, 2^954529221 is an apocalyptic number.

It is an amenable number.

954529221 is a deficient number, since it is larger than the sum of its proper divisors (318176411).

954529221 is a wasteful number, since it uses less digits than its factorization.

954529221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 318176410.

The product of its digits is 64800, while the sum is 39.

The square root of 954529221 is about 30895.4563164230. The cubic root of 954529221 is about 984.6073558504.

The spelling of 954529221 in words is "nine hundred fifty-four million, five hundred twenty-nine thousand, two hundred twenty-one".