1655422652 has 48 divisors (see below), whose sum is σ = 3330432000. Its totient is φ = 713603520.

The previous prime is 1655422627. The next prime is 1655422663. The reversal of 1655422652 is 2562245561.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 58349 + ... + 81947.

It is an arithmetic number, because the mean of its divisors is an integer number (69384000).

Almost surely, 2^1655422652 is an apocalyptic number.

It is an amenable number.

1655422652 is an abundant number, since it is smaller than the sum of its proper divisors (1675009348).

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

1655422652 is a wasteful number, since it uses less digits than its factorization.

1655422652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23706 (or 23704 counting only the distinct ones).

The product of its digits is 144000, while the sum is 38.

The square root of 1655422652 is about 40686.8855038082. The cubic root of 1655422652 is about 1182.9588323513.

The spelling of 1655422652 in words is "one billion, six hundred fifty-five million, four hundred twenty-two thousand, six hundred fifty-two".