55429588 has 12 divisors (see below), whose sum is σ = 102707892. Its totient is φ = 26084480.

The previous prime is 55429579. The next prime is 55429601. The reversal of 55429588 is 88592455.

It can be written as a sum of positive squares in 2 ways, for example, as 29030544 + 26399044 = 5388^2 + 5138^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 407503 + ... + 407638.

It is an arithmetic number, because the mean of its divisors is an integer number (8558991).

Almost surely, 2^55429588 is an apocalyptic number.

It is an amenable number.

55429588 is a deficient number, since it is larger than the sum of its proper divisors (47278304).

55429588 is a wasteful number, since it uses less digits than its factorization.

55429588 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 815162 (or 815160 counting only the distinct ones).

The product of its digits is 576000, while the sum is 46.

The square root of 55429588 is about 7445.1049690384. The cubic root of 55429588 is about 381.2828022301.

The spelling of 55429588 in words is "fifty-five million, four hundred twenty-nine thousand, five hundred eighty-eight".