1005545230 has 8 divisors (see below), whose sum is σ = 1809981432. Its totient is φ = 402218088.

The previous prime is 1005545221. The next prime is 1005545237. The reversal of 1005545230 is 325455001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×1005545230² = 2022242419151505800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1005545195 and 1005545204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1005545237) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50277252 + ... + 50277271.

It is an arithmetic number, because the mean of its divisors is an integer number (226247679).

Almost surely, 2^1005545230 is an apocalyptic number.

1005545230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1005545230 is a deficient number, since it is larger than the sum of its proper divisors (804436202).

1005545230 is a wasteful number, since it uses less digits than its factorization.

1005545230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100554530.

The product of its (nonzero) digits is 3000, while the sum is 25.

The square root of 1005545230 is about 31710.3331739041. Note that the first 3 decimals coincide. The cubic root of 1005545230 is about 1001.8450038672.

The spelling of 1005545230 in words is "one billion, five million, five hundred forty-five thousand, two hundred thirty".