1204435340 has 24 divisors (see below), whose sum is σ = 2530150560. Its totient is φ = 481614848.

The previous prime is 1204435313. The next prime is 1204435367. The reversal of 1204435340 is 435344021.

It is an interprime number because it is at equal distance from previous prime (1204435313) and next prime (1204435367).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66284 + ... + 82476.

It is an arithmetic number, because the mean of its divisors is an integer number (105422940).

Almost surely, 2^1204435340 is an apocalyptic number.

1204435340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1204435340 is an abundant number, since it is smaller than the sum of its proper divisors (1325715220).

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

1204435340 is a wasteful number, since it uses less digits than its factorization.

1204435340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19921 (or 19919 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 26.

The square root of 1204435340 is about 34704.9757239506. The cubic root of 1204435340 is about 1063.9661961390.

Adding to 1204435340 its reverse (435344021), we get a palindrome (1639779361).

The spelling of 1204435340 in words is "one billion, two hundred four million, four hundred thirty-five thousand, three hundred forty".