195059925 has 18 divisors (see below), whose sum is σ = 349374402. Its totient is φ = 104031840.

The previous prime is 195059903. The next prime is 195059957. The reversal of 195059925 is 529950591.

195059925 is a `hidden beast` number, since 1 + 9 + 50 + 599 + 2 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 2377764 + 192682161 = 1542^2 + 13881^2 .

It is not a de Polignac number, because 195059925 - 2⁹ = 195059413 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 433242 + ... + 433691.

It is an arithmetic number, because the mean of its divisors is an integer number (19409689).

Almost surely, 2^195059925 is an apocalyptic number.

195059925 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

195059925 is a deficient number, since it is larger than the sum of its proper divisors (154314477).

195059925 is a wasteful number, since it uses less digits than its factorization.

195059925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 866949 (or 866941 counting only the distinct ones).

The product of its (nonzero) digits is 182250, while the sum is 45.

The square root of 195059925 is about 13966.3855381412. The cubic root of 195059925 is about 579.9483951312.

The spelling of 195059925 in words is "one hundred ninety-five million, fifty-nine thousand, nine hundred twenty-five".