1098297 has 6 divisors (see below), whose sum is σ = 1586442. Its totient is φ = 732192.

The previous prime is 1098287. The next prime is 1098301. The reversal of 1098297 is 7928901.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 1022121 + 76176 = 1011^2 + 276^2 .

It is not a de Polignac number, because 1098297 - 2⁶ = 1098233 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1098287) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 61008 + ... + 61025.

It is an arithmetic number, because the mean of its divisors is an integer number (264407).

2^1098297 is an apocalyptic number.

It is an amenable number.

1098297 is a deficient number, since it is larger than the sum of its proper divisors (488145).

1098297 is a wasteful number, since it uses less digits than its factorization.

1098297 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 122039 (or 122036 counting only the distinct ones).

The product of its (nonzero) digits is 9072, while the sum is 36.

The square root of 1098297 is about 1047.9966603000. The cubic root of 1098297 is about 103.1747121202.

The spelling of 1098297 in words is "one million, ninety-eight thousand, two hundred ninety-seven".