51161592 has 32 divisors (see below), whose sum is σ = 128522880. Its totient is φ = 16971360.

The previous prime is 51161587. The next prime is 51161599. The reversal of 51161592 is 29516115.

51161592 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51161599) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 13 + ... + 10115.

It is an arithmetic number, because the mean of its divisors is an integer number (4016340).

Almost surely, 2^51161592 is an apocalyptic number.

It is an amenable number.

51161592 is an abundant number, since it is smaller than the sum of its proper divisors (77361288).

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

51161592 is a wasteful number, since it uses less digits than its factorization.

51161592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10323 (or 10319 counting only the distinct ones).

The product of its digits is 2700, while the sum is 30.

The square root of 51161592 is about 7152.7331838955. The cubic root of 51161592 is about 371.2342323451.

The spelling of 51161592 in words is "fifty-one million, one hundred sixty-one thousand, five hundred ninety-two".