963994020 has 96 divisors (see below), whose sum is σ = 2952028800. Its totient is φ = 233103360.

The previous prime is 963994019. The next prime is 963994021. The reversal of 963994020 is 20499369.

963994020 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (963994019) and next prime (963994021).

It is a hoax number, since the sum of its digits (42) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (963994021) 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, 294714 + ... + 297966.

It is an arithmetic number, because the mean of its divisors is an integer number (30750300).

Almost surely, 2^963994020 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 963994020, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1476014400).

963994020 is an abundant number, since it is smaller than the sum of its proper divisors (1988034780).

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

963994020 is a wasteful number, since it uses less digits than its factorization.

963994020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3725 (or 3723 counting only the distinct ones).

The product of its (nonzero) digits is 104976, while the sum is 42.

The square root of 963994020 is about 31048.2530909551. The cubic root of 963994020 is about 987.8510063424.

The spelling of 963994020 in words is "nine hundred sixty-three million, nine hundred ninety-four thousand, twenty".