1097266 has 8 divisors (see below), whose sum is σ = 1658160. Its totient is φ = 544548.

The previous prime is 1097237. The next prime is 1097267. The reversal of 1097266 is 6627901.

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

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 3 ways as a sum of consecutive naturals, for example, 1696 + ... + 2251.

It is an arithmetic number, because the mean of its divisors is an integer number (207270).

2^1097266 is an apocalyptic number.

1097266 is the 663-rd centered pentagonal number.

1097266 is a deficient number, since it is larger than the sum of its proper divisors (560894).

1097266 is a wasteful number, since it uses less digits than its factorization.

1097266 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4088.

The product of its (nonzero) digits is 4536, while the sum is 31.

The square root of 1097266 is about 1047.5046539276. The cubic root of 1097266 is about 103.1424177498.

The spelling of 1097266 in words is "one million, ninety-seven thousand, two hundred sixty-six".