1235422320 has 80 divisors (see below), whose sum is σ = 4177982592. Its totient is φ = 299495680.

The previous prime is 1235422277. The next prime is 1235422337. The reversal of 1235422320 is 232245321.

It is a tau number, because it is divible by the number of its divisors (80).

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 231342 + ... + 236621.

Almost surely, 2^1235422320 is an apocalyptic number.

1235422320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1235422320 is an abundant number, since it is smaller than the sum of its proper divisors (2942560272).

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

1235422320 is a wasteful number, since it uses less digits than its factorization.

1235422320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467990 (or 467984 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 24.

The square root of 1235422320 is about 35148.5749355504. The cubic root of 1235422320 is about 1073.0134054996.

Adding to 1235422320 its reverse (232245321), we get a palindrome (1467667641).

The spelling of 1235422320 in words is "one billion, two hundred thirty-five million, four hundred twenty-two thousand, three hundred twenty".