144402102 has 40 divisors (see below), whose sum is σ = 348462576. Its totient is φ = 44430768.

The previous prime is 144402091. The next prime is 144402113. The reversal of 144402102 is 201204441.

144402102 is a `hidden beast` number, since 14 + 440 + 210 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (144402091) and next prime (144402113).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 32178 + ... + 36389.

Almost surely, 2^144402102 is an apocalyptic number.

144402102 is an abundant number, since it is smaller than the sum of its proper divisors (204060474).

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

144402102 is a wasteful number, since it uses less digits than its factorization.

144402102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68594 (or 68585 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

The square root of 144402102 is about 12016.7425702642. The cubic root of 144402102 is about 524.6356982870.

Adding to 144402102 its reverse (201204441), we get a palindrome (345606543).

The spelling of 144402102 in words is "one hundred forty-four million, four hundred two thousand, one hundred two".