55359946 has 8 divisors (see below), whose sum is σ = 83214720. Its totient is φ = 27621708.

The previous prime is 55359917. The next prime is 55359949. The reversal of 55359946 is 64995355.

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

It is a super-2 number, since 2×55359946² = 6129447242245832, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55359896 and 55359905.

It is not an unprimeable number, because it can be changed into a prime (55359949) 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, 27936 + ... + 29851.

It is an arithmetic number, because the mean of its divisors is an integer number (10401840).

Almost surely, 2^55359946 is an apocalyptic number.

55359946 is a deficient number, since it is larger than the sum of its proper divisors (27854774).

55359946 is a wasteful number, since it uses less digits than its factorization.

55359946 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58268.

The product of its digits is 729000, while the sum is 46.

The square root of 55359946 is about 7440.4264662719. The cubic root of 55359946 is about 381.1230534617.

The spelling of 55359946 in words is "fifty-five million, three hundred fifty-nine thousand, nine hundred forty-six".