961502028 has 48 divisors (see below), whose sum is σ = 2345876736. Its totient is φ = 305933760.

The previous prime is 961501993. The next prime is 961502039. The reversal of 961502028 is 820205169.

It is a super-2 number, since 2×961502028² = 1848972299696225568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 961502028.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 141018 + ... + 147678.

It is an arithmetic number, because the mean of its divisors is an integer number (48872432).

Almost surely, 2^961502028 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 961502028, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1172938368).

961502028 is an abundant number, since it is smaller than the sum of its proper divisors (1384374708).

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

961502028 is a wasteful number, since it uses less digits than its factorization.

961502028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7214 (or 7212 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 961502028 is about 31008.0961685815. The cubic root of 961502028 is about 986.9990504718. Note that the first 3 decimals are identical.

The spelling of 961502028 in words is "nine hundred sixty-one million, five hundred two thousand, twenty-eight".