55893658 has 4 divisors (see below), whose sum is σ = 83840490. Its totient is φ = 27946828.

The previous prime is 55893647. The next prime is 55893659. The reversal of 55893658 is 85639855.

It is a happy number.

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., 44983849 + 10909809 = 6707^2 + 3303^2 .

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (55893659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13973413 + ... + 13973416.

Almost surely, 2^55893658 is an apocalyptic number.

55893658 is a deficient number, since it is larger than the sum of its proper divisors (27946832).

55893658 is a wasteful number, since it uses less digits than its factorization.

55893658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27946831.

The product of its digits is 1296000, while the sum is 49.

The square root of 55893658 is about 7476.2061234292. The cubic root of 55893658 is about 382.3439105671.

The spelling of 55893658 in words is "fifty-five million, eight hundred ninety-three thousand, six hundred fifty-eight".