1264275 has 24 divisors (see below), whose sum is σ = 2323760. Its totient is φ = 673920.

The previous prime is 1264271. The next prime is 1264301. The reversal of 1264275 is 5724621.

1264275 is a `hidden beast` number, since 12 + 642 + 7 + 5 = 666.

It is not a de Polignac number, because 1264275 - 2² = 1264271 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1264271) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 262 + ... + 1611.

2^1264275 is an apocalyptic number.

1264275 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1264275 is a deficient number, since it is larger than the sum of its proper divisors (1059485).

1264275 is a wasteful number, since it uses less digits than its factorization.

1264275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1892 (or 1881 counting only the distinct ones).

The product of its digits is 3360, while the sum is 27.

The square root of 1264275 is about 1124.3998399146. The cubic root of 1264275 is about 108.1302441017.

Adding to 1264275 its reverse (5724621), we get a palindrome (6988896).

The spelling of 1264275 in words is "one million, two hundred sixty-four thousand, two hundred seventy-five".