963530490 has 128 divisors (see below), whose sum is σ = 2618542080. Its totient is φ = 225130752.

The previous prime is 963530479. The next prime is 963530497. The reversal of 963530490 is 94035369.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is not an unprimeable number, because it can be changed into a prime (963530497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1461781 + ... + 1462439.

It is an arithmetic number, because the mean of its divisors is an integer number (20457360).

Almost surely, 2^963530490 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 963530490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1309271040).

963530490 is an abundant number, since it is smaller than the sum of its proper divisors (1655011590).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

963530490 is a wasteful number, since it uses less digits than its factorization.

963530490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 868.

The product of its (nonzero) digits is 87480, while the sum is 39.

The square root of 963530490 is about 31040.7875222263. The cubic root of 963530490 is about 987.6926471342.

The spelling of 963530490 in words is "nine hundred sixty-three million, five hundred thirty thousand, four hundred ninety".