55849146 has 16 divisors (see below), whose sum is σ = 112515264. Its totient is φ = 18480224.

The previous prime is 55849117. The next prime is 55849147. The reversal of 55849146 is 64194855.

It is a junction number, because it is equal to n+sod(n) for n = 55849098 and 55849107.

It is not an unprimeable number, because it can be changed into a prime (55849147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33150 + ... + 34793.

It is an arithmetic number, because the mean of its divisors is an integer number (7032204).

Almost surely, 2^55849146 is an apocalyptic number.

55849146 is an abundant number, since it is smaller than the sum of its proper divisors (56666118).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55849146 is a wasteful number, since it uses less digits than its factorization.

55849146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 68085.

The product of its digits is 172800, while the sum is 42.

The square root of 55849146 is about 7473.2286195459. The cubic root of 55849146 is about 382.2423879464.

The spelling of 55849146 in words is "fifty-five million, eight hundred forty-nine thousand, one hundred forty-six".