959195820 has 96 divisors (see below), whose sum is σ = 3001453056. Its totient is φ = 226854400.

The previous prime is 959195819. The next prime is 959195827. The reversal of 959195820 is 28591959.

It is a happy number.

It is a super-2 number, since 2×959195820² = 1840113242210944800, 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 959195820.

It is not an unprimeable number, because it can be changed into a prime (959195827) 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, 9337 + ... + 44783.

It is an arithmetic number, because the mean of its divisors is an integer number (31265136).

Almost surely, 2^959195820 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 959195820, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1500726528).

959195820 is an abundant number, since it is smaller than the sum of its proper divisors (2042257236).

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

959195820 is a wasteful number, since it uses less digits than its factorization.

959195820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35511 (or 35509 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 48.

The square root of 959195820 is about 30970.8866518219. The cubic root of 959195820 is about 986.2092974443.

The spelling of 959195820 in words is "nine hundred fifty-nine million, one hundred ninety-five thousand, eight hundred twenty".