55053230 has 32 divisors (see below), whose sum is σ = 101523456. Its totient is φ = 21488544.

The previous prime is 55053227. The next prime is 55053233. The reversal of 55053230 is 3235055.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (55053227) and next prime (55053233).

It is a junction number, because it is equal to n+sod(n) for n = 55053196 and 55053205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55053233) 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, 84767 + ... + 85413.

It is an arithmetic number, because the mean of its divisors is an integer number (3172608).

Almost surely, 2^55053230 is an apocalyptic number.

55053230 is a deficient number, since it is larger than the sum of its proper divisors (46470226).

55053230 is a wasteful number, since it uses less digits than its factorization.

55053230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 848.

The product of its (nonzero) digits is 2250, while the sum is 23.

The square root of 55053230 is about 7419.7863850653. The cubic root of 55053230 is about 380.4178920695.

Adding to 55053230 its reverse (3235055), we get a palindrome (58288285).

The spelling of 55053230 in words is "fifty-five million, fifty-three thousand, two hundred thirty".