9413990285 has 32 divisors (see below), whose sum is σ = 12986825472. Its totient is φ = 6417331200.

The previous prime is 9413990281. The next prime is 9413990291. The reversal of 9413990285 is 5820993149.

It is a happy number.

It is not a de Polignac number, because 9413990285 - 2² = 9413990281 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (9413990281) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4869179 + ... + 4871111.

It is an arithmetic number, because the mean of its divisors is an integer number (405838296).

Almost surely, 2^9413990285 is an apocalyptic number.

It is an amenable number.

9413990285 is a deficient number, since it is larger than the sum of its proper divisors (3572835187).

9413990285 is a wasteful number, since it uses less digits than its factorization.

9413990285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2693.

The product of its (nonzero) digits is 699840, while the sum is 50.

The square root of 9413990285 is about 97025.7197087453. The cubic root of 9413990285 is about 2111.5007916924.

The spelling of 9413990285 in words is "nine billion, four hundred thirteen million, nine hundred ninety thousand, two hundred eighty-five".