55813370 has 8 divisors (see below), whose sum is σ = 100464084. Its totient is φ = 22325344.

The previous prime is 55813369. The next prime is 55813379. The reversal of 55813370 is 7331855.

It can be written as a sum of positive squares in 2 ways, for example, as 55368481 + 444889 = 7441^2 + 667^2 .

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 (55813379) 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, 2790659 + ... + 2790678.

Almost surely, 2^55813370 is an apocalyptic number.

55813370 is a deficient number, since it is larger than the sum of its proper divisors (44650714).

55813370 is a wasteful number, since it uses less digits than its factorization.

55813370 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5581344.

The product of its (nonzero) digits is 12600, while the sum is 32.

The square root of 55813370 is about 7470.8346253949. The cubic root of 55813370 is about 382.1607512178.

The spelling of 55813370 in words is "fifty-five million, eight hundred thirteen thousand, three hundred seventy".