52400102 has 8 divisors (see below), whose sum is σ = 79039800. Its totient is φ = 26053504.

The previous prime is 52400087. The next prime is 52400149. The reversal of 52400102 is 20100425.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×52400102² = 5491541379220808, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 72827 + ... + 73542.

It is an arithmetic number, because the mean of its divisors is an integer number (9879975).

Almost surely, 2^52400102 is an apocalyptic number.

52400102 is a deficient number, since it is larger than the sum of its proper divisors (26639698).

52400102 is a wasteful number, since it uses less digits than its factorization.

52400102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146550.

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 52400102 is about 7238.7914737199. The cubic root of 52400102 is about 374.2059690782.

Adding to 52400102 its reverse (20100425), we get a palindrome (72500527).

The spelling of 52400102 in words is "fifty-two million, four hundred thousand, one hundred two".