9421254609 has 16 divisors (see below), whose sum is σ = 13964342784. Its totient is φ = 5610672000.

The previous prime is 9421254581. The next prime is 9421254631. The reversal of 9421254609 is 9064521249.

It is not a de Polignac number, because 9421254609 - 2⁹ = 9421254097 is a prime.

It is not an unprimeable number, because it can be changed into a prime (9421254109) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3895092 + ... + 3897509.

It is an arithmetic number, because the mean of its divisors is an integer number (872771424).

Almost surely, 2^9421254609 is an apocalyptic number.

It is an amenable number.

9421254609 is a deficient number, since it is larger than the sum of its proper divisors (4543088175).

9421254609 is a wasteful number, since it uses less digits than its factorization.

9421254609 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7792648.

The product of its (nonzero) digits is 155520, while the sum is 42.

The square root of 9421254609 is about 97063.1475329334. The cubic root of 9421254609 is about 2112.0437666245.

The spelling of 9421254609 in words is "nine billion, four hundred twenty-one million, two hundred fifty-four thousand, six hundred nine".