55963642 has 8 divisors (see below), whose sum is σ = 95937696. Its totient is φ = 23984412.

The previous prime is 55963639. The next prime is 55963651. The reversal of 55963642 is 24636955.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 55963595 and 55963604.

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 3 ways as a sum of consecutive naturals, for example, 1998688 + ... + 1998715.

It is an arithmetic number, because the mean of its divisors is an integer number (11992212).

Almost surely, 2^55963642 is an apocalyptic number.

55963642 is a deficient number, since it is larger than the sum of its proper divisors (39974054).

55963642 is a wasteful number, since it uses less digits than its factorization.

55963642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3997412.

The product of its digits is 194400, while the sum is 40.

The square root of 55963642 is about 7480.8851080604. The cubic root of 55963642 is about 382.5034205911.

The spelling of 55963642 in words is "fifty-five million, nine hundred sixty-three thousand, six hundred forty-two".