54423378 has 24 divisors (see below), whose sum is σ = 118605708. Its totient is φ = 18035232.

The previous prime is 54423377. The next prime is 54423389. The reversal of 54423378 is 87332445.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 54420129 + 3249 = 7377^2 + 57^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (54423371) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5625 + ... + 11852.

Almost surely, 2^54423378 is an apocalyptic number.

54423378 is an abundant number, since it is smaller than the sum of its proper divisors (64182330).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54423378 is a wasteful number, since it uses less digits than its factorization.

54423378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17658 (or 17655 counting only the distinct ones).

The product of its digits is 80640, while the sum is 36.

The square root of 54423378 is about 7377.2202081814. The cubic root of 54423378 is about 378.9615646424.

The spelling of 54423378 in words is "fifty-four million, four hundred twenty-three thousand, three hundred seventy-eight".