55573667 has 8 divisors (see below), whose sum is σ = 57182400. Its totient is φ = 53970624.

The previous prime is 55573633. The next prime is 55573691. The reversal of 55573667 is 76637555.

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

It is a cyclic number.

It is not a de Polignac number, because 55573667 - 2¹⁴ = 55557283 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (55570667) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25559 + ... + 27647.

It is an arithmetic number, because the mean of its divisors is an integer number (7147800).

Almost surely, 2^55573667 is an apocalyptic number.

55573667 is a deficient number, since it is larger than the sum of its proper divisors (1608733).

55573667 is a wasteful number, since it uses less digits than its factorization.

55573667 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2845.

The product of its digits is 661500, while the sum is 44.

The square root of 55573667 is about 7454.7747786234. The cubic root of 55573667 is about 381.6128745361.

The spelling of 55573667 in words is "fifty-five million, five hundred seventy-three thousand, six hundred sixty-seven".