1264235 has 16 divisors (see below), whose sum is σ = 1778112. Its totient is φ = 844800.

The previous prime is 1264231. The next prime is 1264259. The reversal of 1264235 is 5324621.

It is not a de Polignac number, because 1264235 - 2² = 1264231 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1264235.

It is not an unprimeable number, because it can be changed into a prime (1264231) 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, 995 + ... + 1875.

It is an arithmetic number, because the mean of its divisors is an integer number (111132).

2^1264235 is an apocalyptic number.

1264235 is a deficient number, since it is larger than the sum of its proper divisors (513877).

1264235 is an equidigital number, since it uses as much as digits as its factorization.

1264235 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 934.

The product of its digits is 1440, while the sum is 23.

The square root of 1264235 is about 1124.3820525071. The cubic root of 1264235 is about 108.1291037234.

Adding to 1264235 its reverse (5324621), we get a palindrome (6588856).

The spelling of 1264235 in words is "one million, two hundred sixty-four thousand, two hundred thirty-five".