240102 has 12 divisors (see below), whose sum is σ = 520260. Its totient is φ = 80028.

The previous prime is 240101. The next prime is 240109. The reversal of 240102 is 201042.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (240101) 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 5 ways as a sum of consecutive naturals, for example, 6652 + ... + 6687.

It is an arithmetic number, because the mean of its divisors is an integer number (43355).

2²⁴⁰¹⁰² is an apocalyptic number.

240102 is an abundant number, since it is smaller than the sum of its proper divisors (280158).

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

240102 is a wasteful number, since it uses less digits than its factorization.

240102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13347 (or 13344 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 9.

The square root of 240102 is about 490.0020408121. The cubic root of 240102 is about 62.1534526976.

Adding to 240102 its reverse (201042), we get a palindrome (441144).

Subtracting from 240102 its reverse (201042), we obtain a triangular number (39060 = T₂₇₉).

It can be divided in two parts, 2 and 40102, that added together give a palindrome (40104).

The spelling of 240102 in words is "two hundred forty thousand, one hundred two", and thus it is an iban number.