48109812 has 12 divisors (see below), whose sum is σ = 112256256. Its totient is φ = 16036600.

The previous prime is 48109807. The next prime is 48109823. The reversal of 48109812 is 21890184.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2004564 + ... + 2004587.

It is an arithmetic number, because the mean of its divisors is an integer number (9354688).

Almost surely, 2^48109812 is an apocalyptic number.

It is an amenable number.

48109812 is an abundant number, since it is smaller than the sum of its proper divisors (64146444).

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

48109812 is a wasteful number, since it uses less digits than its factorization.

48109812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4009158 (or 4009156 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 33.

The square root of 48109812 is about 6936.1237013191. The cubic root of 48109812 is about 363.7010486671.

Adding to 48109812 its reverse (21890184), we get a palindrome (69999996).

The spelling of 48109812 in words is "forty-eight million, one hundred nine thousand, eight hundred twelve".