54058440 has 32 divisors (see below), whose sum is σ = 162175680. Its totient is φ = 14415552.

The previous prime is 54058421. The next prime is 54058447. The reversal of 54058440 is 4485045.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a junction number, because it is equal to n+sod(n) for n = 54058398 and 54058407.

It is not an unprimeable number, because it can be changed into a prime (54058447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 225124 + ... + 225363.

It is an arithmetic number, because the mean of its divisors is an integer number (5067990).

Almost surely, 2^54058440 is an apocalyptic number.

It is an amenable number.

54058440 is an abundant number, since it is smaller than the sum of its proper divisors (108117240).

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

54058440 is a wasteful number, since it uses less digits than its factorization.

54058440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 450501 (or 450497 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 30.

The square root of 54058440 is about 7352.4444914600. Note that the first 4 decimals coincide. The cubic root of 54058440 is about 378.1126172663.

The spelling of 54058440 in words is "fifty-four million, fifty-eight thousand, four hundred forty".