54928269 has 24 divisors (see below), whose sum is σ = 86909472. Its totient is φ = 33153120.

The previous prime is 54928267. The next prime is 54928327. The reversal of 54928269 is 96282945.

It is not a de Polignac number, because 54928269 - 2¹ = 54928267 is a prime.

It is a super-2 number, since 2×54928269² = 6034229470672722, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54928267) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 26422 + ... + 28424.

It is an arithmetic number, because the mean of its divisors is an integer number (3621228).

Almost surely, 2^54928269 is an apocalyptic number.

It is an amenable number.

54928269 is a deficient number, since it is larger than the sum of its proper divisors (31981203).

54928269 is a wasteful number, since it uses less digits than its factorization.

54928269 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2297 (or 2294 counting only the distinct ones).

The product of its digits is 311040, while the sum is 45.

The square root of 54928269 is about 7411.3608062218. The cubic root of 54928269 is about 380.1298471309.

The spelling of 54928269 in words is "fifty-four million, nine hundred twenty-eight thousand, two hundred sixty-nine".