55089586 has 8 divisors (see below), whose sum is σ = 82942380. Its totient is φ = 27442128.

The previous prime is 55089583. The next prime is 55089613. The reversal of 55089586 is 68598055.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 52113961 + 2975625 = 7219^2 + 1725^2 .

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

It is not an unprimeable number, because it can be changed into a prime (55089583) 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, 50661 + ... + 51736.

Almost surely, 2^55089586 is an apocalyptic number.

55089586 is a deficient number, since it is larger than the sum of its proper divisors (27852794).

55089586 is a wasteful number, since it uses less digits than its factorization.

55089586 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 102668.

The product of its (nonzero) digits is 432000, while the sum is 46.

The square root of 55089586 is about 7422.2359164877. The cubic root of 55089586 is about 380.5016136456.

The spelling of 55089586 in words is "fifty-five million, eighty-nine thousand, five hundred eighty-six".