55212346 has 32 divisors (see below), whose sum is σ = 98496000. Its totient is φ = 22710912.

The previous prime is 55212343. The next prime is 55212359. The reversal of 55212346 is 64321255.

It is not an unprimeable number, because it can be changed into a prime (55212343) 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, 96750 + ... + 97318.

It is an arithmetic number, because the mean of its divisors is an integer number (3078000).

Almost surely, 2^55212346 is an apocalyptic number.

55212346 is a deficient number, since it is larger than the sum of its proper divisors (43283654).

55212346 is a wasteful number, since it uses less digits than its factorization.

55212346 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846.

The product of its digits is 7200, while the sum is 28.

The square root of 55212346 is about 7430.5010598209. The cubic root of 55212346 is about 380.7840368061.

The spelling of 55212346 in words is "fifty-five million, two hundred twelve thousand, three hundred forty-six".