53947222 has 16 divisors (see below), whose sum is σ = 97921440. Its totient is φ = 21760128.

The previous prime is 53947193. The next prime is 53947249. The reversal of 53947222 is 22274935.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 113097 + ... + 113572.

It is an arithmetic number, because the mean of its divisors is an integer number (6120090).

Almost surely, 2^53947222 is an apocalyptic number.

53947222 is a deficient number, since it is larger than the sum of its proper divisors (43974218).

53947222 is a wasteful number, since it uses less digits than its factorization.

53947222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 226695.

The product of its digits is 30240, while the sum is 34.

The square root of 53947222 is about 7344.8772624190. The cubic root of 53947222 is about 377.8531338782.

The spelling of 53947222 in words is "fifty-three million, nine hundred forty-seven thousand, two hundred twenty-two".