10201542 has 32 divisors (see below), whose sum is σ = 22686720. Its totient is φ = 3036960.

The previous prime is 10201519. The next prime is 10201549. The reversal of 10201542 is 24510201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10201549) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 309 + ... + 4527.

It is an arithmetic number, because the mean of its divisors is an integer number (708960).

Almost surely, 2^10201542 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10201542, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11343360).

10201542 is an abundant number, since it is smaller than the sum of its proper divisors (12485178).

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

10201542 is a wasteful number, since it uses less digits than its factorization.

10201542 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4268.

The product of its (nonzero) digits is 80, while the sum is 15.

The square root of 10201542 is about 3193.9852848753. The cubic root of 10201542 is about 216.8812165360.

Adding to 10201542 its reverse (24510201), we get a palindrome (34711743).

The spelling of 10201542 in words is "ten million, two hundred one thousand, five hundred forty-two".