1045498 has 4 divisors (see below), whose sum is σ = 1568250. Its totient is φ = 522748.

The previous prime is 1045493. The next prime is 1045507. The reversal of 1045498 is 8945401.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 644809 + 400689 = 803^2 + 633^2 .

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 not an unprimeable number, because it can be changed into a prime (1045493) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 261373 + ... + 261376.

2^1045498 is an apocalyptic number.

1045498 is a deficient number, since it is larger than the sum of its proper divisors (522752).

1045498 is an equidigital number, since it uses as much as digits as its factorization.

1045498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522751.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 1045498 is about 1022.4959657622. The cubic root of 1045498 is about 101.4941635606.

The spelling of 1045498 in words is "one million, forty-five thousand, four hundred ninety-eight".