54420402 has 8 divisors (see below), whose sum is σ = 108840816. Its totient is φ = 18140132.

The previous prime is 54420397. The next prime is 54420409. The reversal of 54420402 is 20402445.

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

54420402 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (54420409) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4535028 + ... + 4535039.

It is an arithmetic number, because the mean of its divisors is an integer number (13605102).

Almost surely, 2^54420402 is an apocalyptic number.

54420402 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

54420402 is a wasteful number, since it uses less digits than its factorization.

54420402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9070072.

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 54420402 is about 7377.0185034335. The cubic root of 54420402 is about 378.9546570093.

Adding to 54420402 its reverse (20402445), we get a palindrome (74822847).

The spelling of 54420402 in words is "fifty-four million, four hundred twenty thousand, four hundred two".