54211320 has 48 divisors (see below), whose sum is σ = 176187960. Its totient is φ = 14456256.

The previous prime is 54211319. The next prime is 54211331. The reversal of 54211320 is 2311245.

It is a super-2 number, since 2×54211320² = 5877734432284800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 54211293 and 54211302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74934 + ... + 75653.

Almost surely, 2^54211320 is an apocalyptic number.

It is an amenable number.

54211320 is an abundant number, since it is smaller than the sum of its proper divisors (121976640).

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

54211320 is a wasteful number, since it uses less digits than its factorization.

54211320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150604 (or 150597 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 54211320 is about 7362.8336936264. The cubic root of 54211320 is about 378.4687223121.

Adding to 54211320 its reverse (2311245), we get a palindrome (56522565).

The spelling of 54211320 in words is "fifty-four million, two hundred eleven thousand, three hundred twenty".