1097662 has 4 divisors (see below), whose sum is σ = 1646496. Its totient is φ = 548830.

The previous prime is 1097659. The next prime is 1097669. The reversal of 1097662 is 2667901.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 2667901 = 157 ⋅16993.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1097669) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 274414 + ... + 274417.

It is an arithmetic number, because the mean of its divisors is an integer number (411624).

2^1097662 is an apocalyptic number.

1097662 is a deficient number, since it is larger than the sum of its proper divisors (548834).

1097662 is an equidigital number, since it uses as much as digits as its factorization.

1097662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 548833.

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

The square root of 1097662 is about 1047.6936575164. The cubic root of 1097662 is about 103.1548241869.

The spelling of 1097662 in words is "one million, ninety-seven thousand, six hundred sixty-two".