53666422 has 16 divisors (see below), whose sum is σ = 82354320. Its totient is φ = 26219232.

The previous prime is 53666419. The next prime is 53666423. The reversal of 53666422 is 22466635.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53666423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29104 + ... + 30892.

It is an arithmetic number, because the mean of its divisors is an integer number (5147145).

Almost surely, 2^53666422 is an apocalyptic number.

53666422 is a deficient number, since it is larger than the sum of its proper divisors (28687898).

53666422 is a wasteful number, since it uses less digits than its factorization.

53666422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2127.

The product of its digits is 51840, while the sum is 34.

The square root of 53666422 is about 7325.7369595147. The cubic root of 53666422 is about 377.1964069339.

The spelling of 53666422 in words is "fifty-three million, six hundred sixty-six thousand, four hundred twenty-two".