54938361 has 4 divisors (see below), whose sum is σ = 73251152. Its totient is φ = 36625572.

The previous prime is 54938357. The next prime is 54938393. The reversal of 54938361 is 16383945.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 54938361 - 2² = 54938357 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54938321) 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, 9156391 + ... + 9156396.

It is an arithmetic number, because the mean of its divisors is an integer number (18312788).

Almost surely, 2^54938361 is an apocalyptic number.

It is an amenable number.

54938361 is a deficient number, since it is larger than the sum of its proper divisors (18312791).

54938361 is a wasteful number, since it uses less digits than its factorization.

54938361 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18312790.

The product of its digits is 77760, while the sum is 39.

The square root of 54938361 is about 7412.0416215777. The cubic root of 54938361 is about 380.1531261914.

The spelling of 54938361 in words is "fifty-four million, nine hundred thirty-eight thousand, three hundred sixty-one".