48140138 has 8 divisors (see below), whose sum is σ = 72263232. Its totient is φ = 24052396.

The previous prime is 48140137. The next prime is 48140221. The reversal of 48140138 is 83104184.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 48140138.

It is not an unprimeable number, because it can be changed into a prime (48140137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5120 + ... + 11067.

It is an arithmetic number, because the mean of its divisors is an integer number (9032904).

Almost surely, 2^48140138 is an apocalyptic number.

48140138 is a deficient number, since it is larger than the sum of its proper divisors (24123094).

48140138 is a wasteful number, since it uses less digits than its factorization.

48140138 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17676.

The product of its (nonzero) digits is 3072, while the sum is 29.

The square root of 48140138 is about 6938.3094482734. The cubic root of 48140138 is about 363.7774522174. Note that the first 3 decimals are identical.

The spelling of 48140138 in words is "forty-eight million, one hundred forty thousand, one hundred thirty-eight".