54216502 has 16 divisors (see below), whose sum is σ = 86465232. Its totient is φ = 25408000.

The previous prime is 54216499. The next prime is 54216511. The reversal of 54216502 is 20561245.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5358 + ... + 11710.

It is an arithmetic number, because the mean of its divisors is an integer number (5404077).

Almost surely, 2^54216502 is an apocalyptic number.

54216502 is a deficient number, since it is larger than the sum of its proper divisors (32248730).

54216502 is a wasteful number, since it uses less digits than its factorization.

54216502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6623.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 54216502 is about 7363.1855877738. The cubic root of 54216502 is about 378.4807810631.

Adding to 54216502 its reverse (20561245), we get a palindrome (74777747).

The spelling of 54216502 in words is "fifty-four million, two hundred sixteen thousand, five hundred two".