1097264 has 40 divisors (see below), whose sum is σ = 2479008. Its totient is φ = 460800.

The previous prime is 1097237. The next prime is 1097267. The reversal of 1097264 is 4627901.

It is not an unprimeable number, because it can be changed into a prime (1097267) 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, 10814 + ... + 10914.

2^1097264 is an apocalyptic number.

1097264 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1097264, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1239504).

1097264 is an abundant number, since it is smaller than the sum of its proper divisors (1381744).

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

1097264 is a wasteful number, since it uses less digits than its factorization.

1097264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 213 (or 207 counting only the distinct ones).

The product of its (nonzero) digits is 3024, while the sum is 29.

The square root of 1097264 is about 1047.5036992775. The cubic root of 1097264 is about 103.1423550834.

The spelling of 1097264 in words is "one million, ninety-seven thousand, two hundred sixty-four".