1240262 has 8 divisors (see below), whose sum is σ = 1865136. Its totient is φ = 618552.

The previous prime is 1240247. The next prime is 1240271. The reversal of 1240262 is 2620421.

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

It is a plaindrome in base 13.

It is a self number, because there is not a number n which added to its sum of digits gives 1240262.

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 3 ways as a sum of consecutive naturals, for example, 1028 + ... + 1880.

It is an arithmetic number, because the mean of its divisors is an integer number (233142).

2^1240262 is an apocalyptic number.

1240262 is a deficient number, since it is larger than the sum of its proper divisors (624874).

1240262 is an equidigital number, since it uses as much as digits as its factorization.

1240262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1582.

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

The square root of 1240262 is about 1113.6705078254. The cubic root of 1240262 is about 107.4412731336.

Adding to 1240262 its reverse (2620421), we get a palindrome (3860683).

The spelling of 1240262 in words is "one million, two hundred forty thousand, two hundred sixty-two".