102442432 has 14 divisors (see below), whose sum is σ = 203284328. Its totient is φ = 51221184.

The previous prime is 102442429. The next prime is 102442447. The reversal of 102442432 is 234244201.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 800268 + ... + 800395.

Almost surely, 2^102442432 is an apocalyptic number.

It is an amenable number.

102442432 is a deficient number, since it is larger than the sum of its proper divisors (100841896).

102442432 is an equidigital number, since it uses as much as digits as its factorization.

102442432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1600675 (or 1600665 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 102442432 is about 10121.3848854789. The cubic root of 102442432 is about 467.9074499824.

Adding to 102442432 its reverse (234244201), we get a palindrome (336686633).

It can be divided in two parts, 10 and 2442432, that added together give a palindrome (2442442).

The spelling of 102442432 in words is "one hundred two million, four hundred forty-two thousand, four hundred thirty-two".