51339484 has 24 divisors (see below), whose sum is σ = 103920768. Its totient is φ = 21736560.

The previous prime is 51339479. The next prime is 51339523. The reversal of 51339484 is 48493315.

51339484 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 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 7 ways as a sum of consecutive naturals, for example, 8722 + ... + 13369.

It is an arithmetic number, because the mean of its divisors is an integer number (4330032).

Almost surely, 2^51339484 is an apocalyptic number.

It is an amenable number.

51339484 is an abundant number, since it is smaller than the sum of its proper divisors (52581284).

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

51339484 is a wasteful number, since it uses less digits than its factorization.

51339484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22185 (or 22183 counting only the distinct ones).

The product of its digits is 51840, while the sum is 37.

The square root of 51339484 is about 7165.1576395778. The cubic root of 51339484 is about 371.6640026979.

The spelling of 51339484 in words is "fifty-one million, three hundred thirty-nine thousand, four hundred eighty-four".