1005498975 has 24 divisors (see below), whose sum is σ = 1790305552. Its totient is φ = 495014400.

The previous prime is 1005498961. The next prime is 1005498979. The reversal of 1005498975 is 5798945001.

It is not a de Polignac number, because 1005498975 - 2⁴ = 1005498959 is a prime.

It is a super-2 number, since 2×1005498975² = 2022056377452101250, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005498979) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 514666 + ... + 516615.

Almost surely, 2^1005498975 is an apocalyptic number.

1005498975 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1005498975 is a deficient number, since it is larger than the sum of its proper divisors (784806577).

1005498975 is a wasteful number, since it uses less digits than its factorization.

1005498975 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031307 (or 1031302 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 48.

The square root of 1005498975 is about 31709.6038291241. The cubic root of 1005498975 is about 1001.8296420351.

The spelling of 1005498975 in words is "one billion, five million, four hundred ninety-eight thousand, nine hundred seventy-five".