53044222 has 48 divisors (see below), whose sum is σ = 101084256. Its totient is φ = 20433600.

The previous prime is 53044183. The next prime is 53044223. The reversal of 53044222 is 22244035.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 53044193 and 53044202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53044223) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 292972 + ... + 293152.

It is an arithmetic number, because the mean of its divisors is an integer number (2105922).

Almost surely, 2^53044222 is an apocalyptic number.

53044222 is a deficient number, since it is larger than the sum of its proper divisors (48040034).

53044222 is a wasteful number, since it uses less digits than its factorization.

53044222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 385 (or 374 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 22.

The square root of 53044222 is about 7283.1464354357. The cubic root of 53044222 is about 375.7330183721.

Adding to 53044222 its reverse (22244035), we get a palindrome (75288257).

The spelling of 53044222 in words is "fifty-three million, forty-four thousand, two hundred twenty-two".