9387145490 has 8 divisors (see below), whose sum is σ = 16896861900. Its totient is φ = 3754858192.

The previous prime is 9387145489. The next prime is 9387145531. The reversal of 9387145490 is 945417839.

It can be written as a sum of positive squares in 2 ways, for example, as 9303952849 + 83192641 = 96457^2 + 9121^2 .

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

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 469357265 + ... + 469357284.

Almost surely, 2^9387145490 is an apocalyptic number.

9387145490 is a deficient number, since it is larger than the sum of its proper divisors (7509716410).

9387145490 is a wasteful number, since it uses less digits than its factorization.

9387145490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 938714556.

The product of its (nonzero) digits is 1088640, while the sum is 50.

The square root of 9387145490 is about 96887.2823955755. The cubic root of 9387145490 is about 2109.4918394730.

The spelling of 9387145490 in words is "nine billion, three hundred eighty-seven million, one hundred forty-five thousand, four hundred ninety".