9249590421 has 16 divisors (see below), whose sum is σ = 13935355200. Its totient is φ = 6061877424.

The previous prime is 9249590387. The next prime is 9249590443. The reversal of 9249590421 is 1240959429.

It is not a de Polignac number, because 9249590421 - 2¹³ = 9249582229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9249590321) 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, 2901606 + ... + 2904791.

It is an arithmetic number, because the mean of its divisors is an integer number (870959700).

Almost surely, 2^9249590421 is an apocalyptic number.

It is an amenable number.

9249590421 is a deficient number, since it is larger than the sum of its proper divisors (4685764779).

9249590421 is a wasteful number, since it uses less digits than its factorization.

9249590421 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5806465 (or 5806459 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 45.

The square root of 9249590421 is about 96174.7909849561. The cubic root of 9249590421 is about 2099.1372435560.

The spelling of 9249590421 in words is "nine billion, two hundred forty-nine million, five hundred ninety thousand, four hundred twenty-one".