54938399 has 4 divisors (see below), whose sum is σ = 55256136. Its totient is φ = 54620664.

The previous prime is 54938393. The next prime is 54938423. The reversal of 54938399 is 99383945.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54938399 - 2¹⁶ = 54872863 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54938393) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 158609 + ... + 158954.

It is an arithmetic number, because the mean of its divisors is an integer number (13814034).

Almost surely, 2^54938399 is an apocalyptic number.

54938399 is a deficient number, since it is larger than the sum of its proper divisors (317737).

54938399 is a wasteful number, since it uses less digits than its factorization.

54938399 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 317736.

The product of its digits is 1049760, while the sum is 50.

The square root of 54938399 is about 7412.0441849735. The cubic root of 54938399 is about 380.1532138400.

The spelling of 54938399 in words is "fifty-four million, nine hundred thirty-eight thousand, three hundred ninety-nine".