55046212 has 48 divisors (see below), whose sum is σ = 107476992. Its totient is φ = 24508800.

The previous prime is 55046207. The next prime is 55046219. The reversal of 55046212 is 21264055.

It is not an unprimeable number, because it can be changed into a prime (55046219) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 246733 + ... + 246955.

It is an arithmetic number, because the mean of its divisors is an integer number (2239104).

Almost surely, 2^55046212 is an apocalyptic number.

55046212 is a gapful number since it is divisible by the number (52) formed by its first and last digit.

It is an amenable number.

55046212 is a deficient number, since it is larger than the sum of its proper divisors (52430780).

55046212 is a wasteful number, since it uses less digits than its factorization.

55046212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 388 (or 386 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 55046212 is about 7419.3134453263. The cubic root of 55046212 is about 380.4017265862.

The spelling of 55046212 in words is "fifty-five million, forty-six thousand, two hundred twelve".