10201240 has 32 divisors (see below), whose sum is σ = 26232480. Its totient is φ = 3497472.

The previous prime is 10201231. The next prime is 10201267. The reversal of 10201240 is 4210201.

10201240 is nontrivially palindromic in base 11.

It is a Harshad number since it is a multiple of its sum of digits (10).

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 in 7 ways as a sum of consecutive naturals, for example, 17937 + ... + 18496.

It is an arithmetic number, because the mean of its divisors is an integer number (819765).

Almost surely, 2^10201240 is an apocalyptic number.

10201240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10201240 is an abundant number, since it is smaller than the sum of its proper divisors (16031240).

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

10201240 is a wasteful number, since it uses less digits than its factorization.

10201240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36451 (or 36447 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 10201240 is about 3193.9380081648. The cubic root of 10201240 is about 216.8790763767.

Adding to 10201240 its reverse (4210201), we get a palindrome (14411441).

The spelling of 10201240 in words is "ten million, two hundred one thousand, two hundred forty".