55842347 has 6 divisors (see below), whose sum is σ = 61380564. Its totient is φ = 50765660.

The previous prime is 55842341. The next prime is 55842373. The reversal of 55842347 is 74324855.

It is a happy number.

It is not a de Polignac number, because 55842347 - 2¹⁶ = 55776811 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55842347.

It is not an unprimeable number, because it can be changed into a prime (55842341) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 230633 + ... + 230874.

It is an arithmetic number, because the mean of its divisors is an integer number (10230094).

Almost surely, 2^55842347 is an apocalyptic number.

55842347 is a deficient number, since it is larger than the sum of its proper divisors (5538217).

55842347 is a wasteful number, since it uses less digits than its factorization.

55842347 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 461529 (or 461518 counting only the distinct ones).

The product of its digits is 134400, while the sum is 38.

The square root of 55842347 is about 7472.7737152947. The cubic root of 55842347 is about 382.2268760920.

The spelling of 55842347 in words is "fifty-five million, eight hundred forty-two thousand, three hundred forty-seven".