54245445 has 16 divisors (see below), whose sum is σ = 87420480. Its totient is φ = 28721664.

The previous prime is 54245423. The next prime is 54245449. The reversal of 54245445 is 54454245.

It is not a de Polignac number, because 54245445 - 2¹² = 54241349 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54245449) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10924 + ... + 15093.

It is an arithmetic number, because the mean of its divisors is an integer number (5463780).

Almost surely, 2^54245445 is an apocalyptic number.

It is an amenable number.

54245445 is a deficient number, since it is larger than the sum of its proper divisors (33175035).

54245445 is a wasteful number, since it uses less digits than its factorization.

54245445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26164.

The product of its digits is 64000, while the sum is 33.

The square root of 54245445 is about 7365.1507112889. The cubic root of 54245445 is about 378.5481186210.

The spelling of 54245445 in words is "fifty-four million, two hundred forty-five thousand, four hundred forty-five".