48531738 has 32 divisors (see below), whose sum is σ = 102738240. Its totient is φ = 15240960.

The previous prime is 48531737. The next prime is 48531739. The reversal of 48531738 is 83713584.

It is an interprime number because it is at equal distance from previous prime (48531737) and next prime (48531739).

It is a junction number, because it is equal to n+sod(n) for n = 48531696 and 48531705.

It is not an unprimeable number, because it can be changed into a prime (48531731) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21378 + ... + 23538.

It is an arithmetic number, because the mean of its divisors is an integer number (3210570).

Almost surely, 2^48531738 is an apocalyptic number.

48531738 is an abundant number, since it is smaller than the sum of its proper divisors (54206502).

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

48531738 is a wasteful number, since it uses less digits than its factorization.

48531738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2382.

The product of its digits is 80640, while the sum is 39.

The square root of 48531738 is about 6966.4724215344. The cubic root of 48531738 is about 364.7611823645.

It can be divided in two parts, 485 and 31738, that added together give a palindrome (32223).

The spelling of 48531738 in words is "forty-eight million, five hundred thirty-one thousand, seven hundred thirty-eight".