9534421 has 8 divisors (see below), whose sum is σ = 10375064. Its totient is φ = 8709120.

The previous prime is 9534403. The next prime is 9534439. The reversal of 9534421 is 1244359.

9534421 = 118² + 119² + ... + 311².

It is an interprime number because it is at equal distance from previous prime (9534403) and next prime (9534439).

It can be written as a sum of positive squares in 4 ways, for example, as 11025 + 9523396 = 105^2 + 3086^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a 5-Lehmer number, since φ(9534421) divides (9534421-1)⁵.

It is a cyclic number.

It is not a de Polignac number, because 9534421 - 2⁵ = 9534389 is a prime.

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 9534421.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9534451) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2520 + ... + 5041.

It is an arithmetic number, because the mean of its divisors is an integer number (1296883).

Almost surely, 2^9534421 is an apocalyptic number.

It is an amenable number.

9534421 is a deficient number, since it is larger than the sum of its proper divisors (840643).

9534421 is a wasteful number, since it uses less digits than its factorization.

9534421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7671.

The product of its digits is 4320, while the sum is 28.

The square root of 9534421 is about 3087.7857762481. The cubic root of 9534421 is about 212.0466626251.

The spelling of 9534421 in words is "nine million, five hundred thirty-four thousand, four hundred twenty-one".