1655233122 has 64 divisors (see below), whose sum is σ = 3450470400. Its totient is φ = 529014720.

The previous prime is 1655233121. The next prime is 1655233133. The reversal of 1655233122 is 2213325561.

It is a self number, because there is not a number n which added to its sum of digits gives 1655233122.

It is not an unprimeable number, because it can be changed into a prime (1655233121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4254904 + ... + 4255292.

It is an arithmetic number, because the mean of its divisors is an integer number (53913600).

Almost surely, 2^1655233122 is an apocalyptic number.

1655233122 is an abundant number, since it is smaller than the sum of its proper divisors (1795237278).

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

1655233122 is a wasteful number, since it uses less digits than its factorization.

1655233122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 711.

The product of its digits is 10800, while the sum is 30.

The square root of 1655233122 is about 40684.5563082603. The cubic root of 1655233122 is about 1182.9136848186.

Adding to 1655233122 its reverse (2213325561), we get a palindrome (3868558683).

The spelling of 1655233122 in words is "one billion, six hundred fifty-five million, two hundred thirty-three thousand, one hundred twenty-two".