55810546 has 8 divisors (see below), whose sum is σ = 91326384. Its totient is φ = 25368420.

The previous prime is 55810523. The next prime is 55810549. The reversal of 55810546 is 64501855.

It is a happy number.

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

It is a super-2 number, since 2×55810546² = 6229634089636232, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (55810549) 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, 1268400 + ... + 1268443.

It is an arithmetic number, because the mean of its divisors is an integer number (11415798).

Almost surely, 2^55810546 is an apocalyptic number.

55810546 is a deficient number, since it is larger than the sum of its proper divisors (35515838).

55810546 is a wasteful number, since it uses less digits than its factorization.

55810546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2536856.

The product of its (nonzero) digits is 24000, while the sum is 34.

The square root of 55810546 is about 7470.6456213637. The cubic root of 55810546 is about 382.1543056883.

The spelling of 55810546 in words is "fifty-five million, eight hundred ten thousand, five hundred forty-six".