51619095 has 24 divisors (see below), whose sum is σ = 97607952. Its totient is φ = 25027200.

The previous prime is 51619081. The next prime is 51619121. The reversal of 51619095 is 59091615.

51619095 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 51619095 - 2⁴ = 51619079 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 51646 + ... + 52635.

It is an arithmetic number, because the mean of its divisors is an integer number (4066998).

Almost surely, 2^51619095 is an apocalyptic number.

51619095 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

51619095 is a deficient number, since it is larger than the sum of its proper divisors (45988857).

51619095 is a wasteful number, since it uses less digits than its factorization.

51619095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 104303 (or 104300 counting only the distinct ones).

The product of its (nonzero) digits is 12150, while the sum is 36.

The square root of 51619095 is about 7184.6429973938. The cubic root of 51619095 is about 372.3375145278.

It can be divided in two parts, 5 and 1619095, that added together give a triangular number (1619100 = T₁₇₉₉).

The spelling of 51619095 in words is "fifty-one million, six hundred nineteen thousand, ninety-five".