139882365 has 48 divisors (see below), whose sum is σ = 283885056. Its totient is φ = 62380800.

The previous prime is 139882363. The next prime is 139882367. The reversal of 139882365 is 563288931.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (139882363) and next prime (139882367).

It is not a de Polignac number, because 139882365 - 2¹ = 139882363 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 139882365.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139882363) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7500 + ... + 18330.

It is an arithmetic number, because the mean of its divisors is an integer number (5914272).

Almost surely, 2^139882365 is an apocalyptic number.

139882365 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

139882365 is an abundant number, since it is smaller than the sum of its proper divisors (144002691).

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

139882365 is a wasteful number, since it uses less digits than its factorization.

139882365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10890 (or 10887 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 139882365 is about 11827.1875355048. The cubic root of 139882365 is about 519.1039363271.

The spelling of 139882365 in words is "one hundred thirty-nine million, eight hundred eighty-two thousand, three hundred sixty-five".