10202642 has 8 divisors (see below), whose sum is σ = 15390000. Its totient is φ = 5072644.

The previous prime is 10202641. The next prime is 10202651. The reversal of 10202642 is 24620201.

10202642 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 10202642.

It is not an unprimeable number, because it can be changed into a prime (10202641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13892 + ... + 14607.

It is an arithmetic number, because the mean of its divisors is an integer number (1923750).

Almost surely, 2^10202642 is an apocalyptic number.

10202642 is a deficient number, since it is larger than the sum of its proper divisors (5187358).

10202642 is a wasteful number, since it uses less digits than its factorization.

10202642 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28680.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 10202642 is about 3194.1574788980. The cubic root of 10202642 is about 216.8890114609.

Adding to 10202642 its reverse (24620201), we get a palindrome (34822843).

The spelling of 10202642 in words is "ten million, two hundred two thousand, six hundred forty-two".