1264291 has 8 divisors (see below), whose sum is σ = 1459040. Its totient is φ = 1073088.

The previous prime is 1264271. The next prime is 1264301. The reversal of 1264291 is 1924621.

1264291 = 49² + 50² + ... + 157².

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

It is a cyclic number.

It is not a de Polignac number, because 1264291 - 2⁵ = 1264259 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1264231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66 + ... + 1591.

It is an arithmetic number, because the mean of its divisors is an integer number (182380).

2^1264291 is an apocalyptic number.

1264291 is a deficient number, since it is larger than the sum of its proper divisors (194749).

1264291 is a wasteful number, since it uses less digits than its factorization.

1264291 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1773.

The product of its digits is 864, while the sum is 25.

The square root of 1264291 is about 1124.4069547988. The cubic root of 1264291 is about 108.1307002463.

The spelling of 1264291 in words is "one million, two hundred sixty-four thousand, two hundred ninety-one".