1263262 has 32 divisors (see below), whose sum is σ = 2548224. Its totient is φ = 453600.

The previous prime is 1263259. The next prime is 1263263. The reversal of 1263262 is 2623621.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1263263) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 1687 + ... + 2317.

It is an arithmetic number, because the mean of its divisors is an integer number (79632).

2^1263262 is an apocalyptic number.

1263262 is an abundant number, since it is smaller than the sum of its proper divisors (1284962).

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

1263262 is a wasteful number, since it uses less digits than its factorization.

1263262 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 664.

The product of its digits is 864, while the sum is 22.

The square root of 1263262 is about 1123.9492871122. The cubic root of 1263262 is about 108.1013566088.

Adding to 1263262 its reverse (2623621), we get a palindrome (3886883).

The spelling of 1263262 in words is "one million, two hundred sixty-three thousand, two hundred sixty-two".