55147562 has 4 divisors (see below), whose sum is σ = 82721346. Its totient is φ = 27573780.

The previous prime is 55147559. The next prime is 55147571. The reversal of 55147562 is 26574155.

55147562 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 39929761 + 15217801 = 6319^2 + 3901^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13786889 + ... + 13786892.

Almost surely, 2^55147562 is an apocalyptic number.

55147562 is a deficient number, since it is larger than the sum of its proper divisors (27573784).

55147562 is a wasteful number, since it uses less digits than its factorization.

55147562 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27573783.

The product of its digits is 42000, while the sum is 35.

The square root of 55147562 is about 7426.1404511361. The cubic root of 55147562 is about 380.6350461693.

The spelling of 55147562 in words is "fifty-five million, one hundred forty-seven thousand, five hundred sixty-two".