1264395 has 32 divisors (see below), whose sum is σ = 2257920. Its totient is φ = 599040.

The previous prime is 1264387. The next prime is 1264411. The reversal of 1264395 is 5934621.

It is not a de Polignac number, because 1264395 - 2³ = 1264387 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12987 + ... + 13083.

It is an arithmetic number, because the mean of its divisors is an integer number (70560).

2^1264395 is an apocalyptic number.

1264395 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1264395 is a deficient number, since it is larger than the sum of its proper divisors (993525).

1264395 is a wasteful number, since it uses less digits than its factorization.

1264395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 195.

The product of its digits is 6480, while the sum is 30.

The square root of 1264395 is about 1124.4532004490. The cubic root of 1264395 is about 108.1336650924.

The spelling of 1264395 in words is "one million, two hundred sixty-four thousand, three hundred ninety-five".