54322578 has 12 divisors (see below), whose sum is σ = 117698958. Its totient is φ = 18107520.

The previous prime is 54322517. The next prime is 54322579. The reversal of 54322578 is 87522345.

54322578 is a `hidden beast` number, since 54 + 32 + 2 + 578 = 666.

It can be written as a sum of positive squares in only one way, i.e., 29192409 + 25130169 = 5403^2 + 5013^2 .

It is not an unprimeable number, because it can be changed into a prime (54322579) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1508943 + ... + 1508978.

Almost surely, 2^54322578 is an apocalyptic number.

54322578 is an abundant number, since it is smaller than the sum of its proper divisors (63376380).

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

54322578 is a wasteful number, since it uses less digits than its factorization.

54322578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3017929 (or 3017926 counting only the distinct ones).

The product of its digits is 67200, while the sum is 36.

The square root of 54322578 is about 7370.3852002456. The cubic root of 54322578 is about 378.7274560970.

The spelling of 54322578 in words is "fifty-four million, three hundred twenty-two thousand, five hundred seventy-eight".