9501421 has 8 divisors (see below), whose sum is σ = 9752600. Its totient is φ = 9253440.

The previous prime is 9501413. The next prime is 9501431. The reversal of 9501421 is 1241059.

It can be written as a sum of positive squares in 4 ways, for example, as 45796 + 9455625 = 214^2 + 3075^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 9501421 - 2³ = 9501413 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 9501392 and 9501401.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9501431) 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, 5935 + ... + 7363.

It is an arithmetic number, because the mean of its divisors is an integer number (1219075).

Almost surely, 2^9501421 is an apocalyptic number.

It is an amenable number.

9501421 is a deficient number, since it is larger than the sum of its proper divisors (251179).

9501421 is a wasteful number, since it uses less digits than its factorization.

9501421 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1599.

The product of its (nonzero) digits is 360, while the sum is 22.

The square root of 9501421 is about 3082.4375095045. The cubic root of 9501421 is about 211.8017385202.

The spelling of 9501421 in words is "nine million, five hundred one thousand, four hundred twenty-one".