5655629 has 6 divisors (see below), whose sum is σ = 6579054. Its totient is φ = 4847640.

The previous prime is 5655623. The next prime is 5655641. The reversal of 5655629 is 9265565.

It can be written as a sum of positive squares in only one way, i.e., 4708900 + 946729 = 2170^2 + 973^2 .

It is a de Polignac number, because none of the positive numbers 2^k-5655629 is a prime.

It is a super-2 number, since 2×5655629² = 63972278771282, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5655592 and 5655601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5655623) 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 5 ways as a sum of consecutive naturals, for example, 57662 + ... + 57759.

It is an arithmetic number, because the mean of its divisors is an integer number (1096509).

Almost surely, 2^5655629 is an apocalyptic number.

It is an amenable number.

5655629 is a deficient number, since it is larger than the sum of its proper divisors (923425).

5655629 is a wasteful number, since it uses less digits than its factorization.

5655629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115435 (or 115428 counting only the distinct ones).

The product of its digits is 81000, while the sum is 38.

The square root of 5655629 is about 2378.1566390799. The cubic root of 5655629 is about 178.1668783856.

The spelling of 5655629 in words is "five million, six hundred fifty-five thousand, six hundred twenty-nine".