54781734 has 32 divisors (see below), whose sum is σ = 125798400. Its totient is φ = 15579072.

The previous prime is 54781733. The next prime is 54781739. The reversal of 54781734 is 43718745.

It is a junction number, because it is equal to n+sod(n) for n = 54781692 and 54781701.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54781733) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6442 + ... + 12290.

It is an arithmetic number, because the mean of its divisors is an integer number (3931200).

Almost surely, 2^54781734 is an apocalyptic number.

54781734 is an abundant number, since it is smaller than the sum of its proper divisors (71016666).

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

54781734 is a wasteful number, since it uses less digits than its factorization.

54781734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6084.

The product of its digits is 94080, while the sum is 39.

The square root of 54781734 is about 7401.4683678308. The cubic root of 54781734 is about 379.7915153694.

The spelling of 54781734 in words is "fifty-four million, seven hundred eighty-one thousand, seven hundred thirty-four".