54336420 has 120 divisors (see below), whose sum is σ = 180573624. Its totient is φ = 13630464.

The previous prime is 54336413. The next prime is 54336427. The reversal of 54336420 is 2463345.

It is an interprime number because it is at equal distance from previous prime (54336413) and next prime (54336427).

It can be written as a sum of positive squares in 4 ways, for example, as 5308416 + 49028004 = 2304^2 + 7002^2 .

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (54336427) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 26554 + ... + 28526.

Almost surely, 2^54336420 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54336420, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (90286812).

54336420 is an abundant number, since it is smaller than the sum of its proper divisors (126237204).

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

54336420 is a wasteful number, since it uses less digits than its factorization.

54336420 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2011 (or 2000 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 27.

The square root of 54336420 is about 7371.3241686959. The cubic root of 54336420 is about 378.7596213613.

Adding to 54336420 its reverse (2463345), we get a palindrome (56799765).

It can be divided in two parts, 54336 and 420, that added together give a square (54756 = 234²).

The spelling of 54336420 in words is "fifty-four million, three hundred thirty-six thousand, four hundred twenty".