54840330 has 24 divisors (see below), whose sum is σ = 142585092. Its totient is φ = 14624064.

The previous prime is 54840311. The next prime is 54840361. The reversal of 54840330 is 3304845.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 49322529 + 5517801 = 7023^2 + 2349^2 .

It is a junction number, because it is equal to n+sod(n) for n = 54840294 and 54840303.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 304579 + ... + 304758.

Almost surely, 2^54840330 is an apocalyptic number.

54840330 is an abundant number, since it is smaller than the sum of its proper divisors (87744762).

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

54840330 is a wasteful number, since it uses less digits than its factorization.

54840330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 609350 (or 609347 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 54840330 is about 7405.4257136238. The cubic root of 54840330 is about 379.9268788207.

The spelling of 54840330 in words is "fifty-four million, eight hundred forty thousand, three hundred thirty".