54351685 has 16 divisors (see below), whose sum is σ = 69825600. Its totient is φ = 40490496.

The previous prime is 54351683. The next prime is 54351721. The reversal of 54351685 is 58615345.

It is a cyclic number.

It is not a de Polignac number, because 54351685 - 2¹ = 54351683 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54351683) 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, 757 + ... + 10453.

It is an arithmetic number, because the mean of its divisors is an integer number (4364100).

Almost surely, 2^54351685 is an apocalyptic number.

It is an amenable number.

54351685 is a deficient number, since it is larger than the sum of its proper divisors (15473915).

54351685 is a wasteful number, since it uses less digits than its factorization.

54351685 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9780.

The product of its digits is 72000, while the sum is 37.

The square root of 54351685 is about 7372.3595273155. The cubic root of 54351685 is about 378.7950869801.

The spelling of 54351685 in words is "fifty-four million, three hundred fifty-one thousand, six hundred eighty-five".