54398733 has 8 divisors (see below), whose sum is σ = 72653568. Its totient is φ = 36204864.

The previous prime is 54398731. The next prime is 54398737. The reversal of 54398733 is 33789345.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 54398733 - 2¹ = 54398731 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54398731) 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, 13116 + ... + 16757.

It is an arithmetic number, because the mean of its divisors is an integer number (9081696).

Almost surely, 2^54398733 is an apocalyptic number.

It is an amenable number.

54398733 is a deficient number, since it is larger than the sum of its proper divisors (18254835).

54398733 is a wasteful number, since it uses less digits than its factorization.

54398733 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30483.

The product of its digits is 272160, while the sum is 42.

The square root of 54398733 is about 7375.5496744311. The cubic root of 54398733 is about 378.9043532122.

The spelling of 54398733 in words is "fifty-four million, three hundred ninety-eight thousand, seven hundred thirty-three".