55214552 has 16 divisors (see below), whose sum is σ = 105481440. Its totient is φ = 27086176.

The previous prime is 55214539. The next prime is 55214557. The reversal of 55214552 is 25541255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55214557) 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 3 ways as a sum of consecutive naturals, for example, 64688 + ... + 65535.

It is an arithmetic number, because the mean of its divisors is an integer number (6592590).

Almost surely, 2^55214552 is an apocalyptic number.

It is an amenable number.

55214552 is a deficient number, since it is larger than the sum of its proper divisors (50266888).

55214552 is a wasteful number, since it uses less digits than its factorization.

55214552 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 130282 (or 130278 counting only the distinct ones).

The product of its digits is 10000, while the sum is 29.

The square root of 55214552 is about 7430.6495005484. The cubic root of 55214552 is about 380.7891081260.

The spelling of 55214552 in words is "fifty-five million, two hundred fourteen thousand, five hundred fifty-two".