1204240530 has 16 divisors (see below), whose sum is σ = 2890177344. Its totient is φ = 321130800.

The previous prime is 1204240523. The next prime is 1204240537. The reversal of 1204240530 is 350424021.

It is an interprime number because it is at equal distance from previous prime (1204240523) and next prime (1204240537).

It is a junction number, because it is equal to n+sod(n) for n = 1204240497 and 1204240506.

It is not an unprimeable number, because it can be changed into a prime (1204240537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20070646 + ... + 20070705.

It is an arithmetic number, because the mean of its divisors is an integer number (180636084).

Almost surely, 2^1204240530 is an apocalyptic number.

1204240530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1204240530 is an abundant number, since it is smaller than the sum of its proper divisors (1685936814).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1204240530 is a wasteful number, since it uses less digits than its factorization.

1204240530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40141361.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 1204240530 is about 34702.1689523868. The cubic root of 1204240530 is about 1063.9088297190.

Adding to 1204240530 its reverse (350424021), we get a palindrome (1554664551).

The spelling of 1204240530 in words is "one billion, two hundred four million, two hundred forty thousand, five hundred thirty".