55446998 has 8 divisors (see below), whose sum is σ = 83205408. Its totient is φ = 27711864.

The previous prime is 55446991. The next prime is 55447001. The reversal of 55446998 is 89964455.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55446991) 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, 2540 + ... + 10832.

It is an arithmetic number, because the mean of its divisors is an integer number (10400676).

Almost surely, 2^55446998 is an apocalyptic number.

55446998 is a deficient number, since it is larger than the sum of its proper divisors (27758410).

55446998 is a wasteful number, since it uses less digits than its factorization.

55446998 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11638.

The product of its digits is 1555200, while the sum is 50.

The square root of 55446998 is about 7446.2741018579. The cubic root of 55446998 is about 381.3227173666.

The spelling of 55446998 in words is "fifty-five million, four hundred forty-six thousand, nine hundred ninety-eight".