195615528 has 16 divisors (see below), whose sum is σ = 489038880. Its totient is φ = 65205168.

The previous prime is 195615523. The next prime is 195615533. The reversal of 195615528 is 825516591.

It is a happy number.

195615528 is digitally balanced in base 2 and base 3, because in such bases 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 (195615523) and next prime (195615533).

It is a self number, because there is not a number n which added to its sum of digits gives 195615528.

It is not an unprimeable number, because it can be changed into a prime (195615523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4075300 + ... + 4075347.

It is an arithmetic number, because the mean of its divisors is an integer number (30564930).

Almost surely, 2^195615528 is an apocalyptic number.

It is an amenable number.

195615528 is an abundant number, since it is smaller than the sum of its proper divisors (293423352).

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

195615528 is a wasteful number, since it uses less digits than its factorization.

195615528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8150656 (or 8150652 counting only the distinct ones).

The product of its digits is 108000, while the sum is 42.

The square root of 195615528 is about 13986.2621168059. The cubic root of 195615528 is about 580.4985091818.

The spelling of 195615528 in words is "one hundred ninety-five million, six hundred fifteen thousand, five hundred twenty-eight".