1235340416 has 32 divisors (see below), whose sum is σ = 2475809280. Its totient is φ = 613960960.

The previous prime is 1235340413. The next prime is 1235340437. The reversal of 1235340416 is 6140435321.

It is a tau number, because it is divible by the number of its divisors (32).

It is a super-3 number, since 3×1235340416³ (a number of 28 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (1235340413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7520 + ... + 50271.

It is an arithmetic number, because the mean of its divisors is an integer number (77369040).

Almost surely, 2^1235340416 is an apocalyptic number.

1235340416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1235340416 is an abundant number, since it is smaller than the sum of its proper divisors (1240468864).

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

1235340416 is an equidigital number, since it uses as much as digits as its factorization.

1235340416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57972 (or 57960 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1235340416 is about 35147.4098049913. The cubic root of 1235340416 is about 1072.9896926821.

Adding to 1235340416 its reverse (6140435321), we get a palindrome (7375775737).

The spelling of 1235340416 in words is "one billion, two hundred thirty-five million, three hundred forty thousand, four hundred sixteen".