1098475 has 12 divisors (see below), whose sum is σ = 1556944. Its totient is φ = 753120.

The previous prime is 1098469. The next prime is 1098479. The reversal of 1098475 is 5748901.

It is a happy number.

It is not a de Polignac number, because 1098475 - 2⁵ = 1098443 is a prime.

It is a hoax number, since the sum of its digits (34) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1098475.

It is not an unprimeable number, because it can be changed into a prime (1098479) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2964 + ... + 3313.

2^1098475 is an apocalyptic number.

1098475 is a deficient number, since it is larger than the sum of its proper divisors (458469).

1098475 is an equidigital number, since it uses as much as digits as its factorization.

1098475 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6294 (or 6289 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 34.

The square root of 1098475 is about 1048.0815807942. The cubic root of 1098475 is about 103.1802856299.

The spelling of 1098475 in words is "one million, ninety-eight thousand, four hundred seventy-five".