55862747 has 4 divisors (see below), whose sum is σ = 55878456. Its totient is φ = 55847040.

The previous prime is 55862707. The next prime is 55862761. The reversal of 55862747 is 74726855.

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

It is a cyclic number.

It is not a de Polignac number, because 55862747 - 2¹⁴ = 55846363 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 55862698 and 55862707.

It is not an unprimeable number, because it can be changed into a prime (55862707) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 308 + ... + 10574.

It is an arithmetic number, because the mean of its divisors is an integer number (13969614).

Almost surely, 2^55862747 is an apocalyptic number.

55862747 is a deficient number, since it is larger than the sum of its proper divisors (15709).

55862747 is a wasteful number, since it uses less digits than its factorization.

55862747 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15708.

The product of its digits is 470400, while the sum is 44.

The square root of 55862747 is about 7474.1385456787. The cubic root of 55862747 is about 382.2734147219.

The spelling of 55862747 in words is "fifty-five million, eight hundred sixty-two thousand, seven hundred forty-seven".