1553223234 has 8 divisors (see below), whose sum is σ = 3106446480. Its totient is φ = 517741076.

The previous prime is 1553223223. The next prime is 1553223271. The reversal of 1553223234 is 4323223551.

It is a sphenic number, since it is the product of 3 distinct primes.

1553223234 is an admirable number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 129435264 + ... + 129435275.

It is an arithmetic number, because the mean of its divisors is an integer number (388305810).

Almost surely, 2^1553223234 is an apocalyptic number.

1553223234 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1553223234 is a wasteful number, since it uses less digits than its factorization.

1553223234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 258870544.

The product of its digits is 21600, while the sum is 30.

The square root of 1553223234 is about 39410.9532236915. The cubic root of 1553223234 is about 1158.0961720742.

Adding to 1553223234 its reverse (4323223551), we get a palindrome (5876446785).

The spelling of 1553223234 in words is "one billion, five hundred fifty-three million, two hundred twenty-three thousand, two hundred thirty-four".