54129422 has 4 divisors (see below), whose sum is σ = 81194136. Its totient is φ = 27064710.

The previous prime is 54129407. The next prime is 54129433. The reversal of 54129422 is 22492145.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13532354 + ... + 13532357.

It is an arithmetic number, because the mean of its divisors is an integer number (20298534).

Almost surely, 2^54129422 is an apocalyptic number.

54129422 is a deficient number, since it is larger than the sum of its proper divisors (27064714).

54129422 is a wasteful number, since it uses less digits than its factorization.

54129422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27064713.

The product of its digits is 5760, while the sum is 29.

The square root of 54129422 is about 7357.2700099969. The cubic root of 54129422 is about 378.2780397930.

The spelling of 54129422 in words is "fifty-four million, one hundred twenty-nine thousand, four hundred twenty-two".