95138550 has 180 divisors, whose sum is σ = 288301860. Its totient is φ = 23250240.

The previous prime is 95138543. The next prime is 95138569. The reversal of 95138550 is 5583159.

It is a happy number.

95138550 is a `hidden beast` number, since 95 + 13 + 8 + 550 = 666.

It is a super-2 number, since 2×95138550² = 18102687392205000, which contains 22 as substring.

It is a nialpdrome in base 15.

It is a congruent number.

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 89 ways as a sum of consecutive naturals, for example, 684381 + ... + 684519.

It is an arithmetic number, because the mean of its divisors is an integer number (1601677).

Almost surely, 2^95138550 is an apocalyptic number.

95138550 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 95138550, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (144150930).

95138550 is an abundant number, since it is smaller than the sum of its proper divisors (193163310).

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

95138550 is a wasteful number, since it uses less digits than its factorization.

95138550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189 (or 162 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 36.

The square root of 95138550 is about 9753.8992203118. The cubic root of 95138550 is about 456.5119768986.

The spelling of 95138550 in words is "ninety-five million, one hundred thirty-eight thousand, five hundred fifty".