53451422 has 16 divisors (see below), whose sum is σ = 81760752. Its totient is φ = 26203200.

The previous prime is 53451407. The next prime is 53451443. The reversal of 53451422 is 22415435.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 53451391 and 53451400.

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, 20378 + ... + 22850.

It is an arithmetic number, because the mean of its divisors is an integer number (5110047).

Almost surely, 2^53451422 is an apocalyptic number.

53451422 is a deficient number, since it is larger than the sum of its proper divisors (28309330).

53451422 is a wasteful number, since it uses less digits than its factorization.

53451422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2683.

The product of its digits is 4800, while the sum is 26.

The square root of 53451422 is about 7311.0479413009. The cubic root of 53451422 is about 376.6920209872.

Adding to 53451422 its reverse (22415435), we get a palindrome (75866857).

The spelling of 53451422 in words is "fifty-three million, four hundred fifty-one thousand, four hundred twenty-two".