54449934 has 64 divisors (see below), whose sum is σ = 142940160. Its totient is φ = 13396320.

The previous prime is 54449917. The next prime is 54449951. The reversal of 54449934 is 43994445.

It is an interprime number because it is at equal distance from previous prime (54449917) and next prime (54449951).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5677 + ... + 11879.

It is an arithmetic number, because the mean of its divisors is an integer number (2233440).

Almost surely, 2^54449934 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54449934, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (71470080).

54449934 is an abundant number, since it is smaller than the sum of its proper divisors (88490226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54449934 is a wasteful number, since it uses less digits than its factorization.

54449934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6245.

The product of its digits is 311040, while the sum is 42.

The square root of 54449934 is about 7379.0198536120. The cubic root of 54449934 is about 379.0231929797.

The spelling of 54449934 in words is "fifty-four million, four hundred forty-nine thousand, nine hundred thirty-four".