102642336 has 48 divisors (see below), whose sum is σ = 299376000. Its totient is φ = 34213824.

The previous prime is 102642317. The next prime is 102642347. The reversal of 102642336 is 633246201.

102642336 is a `hidden beast` number, since 10 + 2 + 642 + 3 + 3 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (27).

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 in 7 ways as a sum of consecutive naturals, for example, 58536 + ... + 60263.

It is an arithmetic number, because the mean of its divisors is an integer number (6237000).

Almost surely, 2^102642336 is an apocalyptic number.

102642336 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

102642336 is an abundant number, since it is smaller than the sum of its proper divisors (196733664).

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

102642336 is a wasteful number, since it uses less digits than its factorization.

102642336 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118818 (or 118804 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 27.

The square root of 102642336 is about 10131.2554009856. The cubic root of 102642336 is about 468.2116071341.

Adding to 102642336 its reverse (633246201), we get a palindrome (735888537).

The spelling of 102642336 in words is "one hundred two million, six hundred forty-two thousand, three hundred thirty-six".