1004535550 has 12 divisors (see below), whose sum is σ = 1868436216. Its totient is φ = 401814200.

The previous prime is 1004535541. The next prime is 1004535551. The reversal of 1004535550 is 555354001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1004535551) 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, 10045306 + ... + 10045405.

It is an arithmetic number, because the mean of its divisors is an integer number (155703018).

Almost surely, 2^1004535550 is an apocalyptic number.

1004535550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1004535550 is a deficient number, since it is larger than the sum of its proper divisors (863900666).

1004535550 is a wasteful number, since it uses less digits than its factorization.

1004535550 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20090723 (or 20090718 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 28.

The square root of 1004535550 is about 31694.4088129121. The cubic root of 1004535550 is about 1001.5095700516.

Adding to 1004535550 its reverse (555354001), we get a palindrome (1559889551).

The spelling of 1004535550 in words is "one billion, four million, five hundred thirty-five thousand, five hundred fifty".