54211332 has 48 divisors (see below), whose sum is σ = 152176640. Its totient is φ = 14673312.

The previous prime is 54211331. The next prime is 54211349. The reversal of 54211332 is 23311245.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 54211299 and 54211308.

It is not an unprimeable number, because it can be changed into a prime (54211331) 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, 15388 + ... + 18579.

Almost surely, 2^54211332 is an apocalyptic number.

It is an amenable number.

54211332 is an abundant number, since it is smaller than the sum of its proper divisors (97965308).

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

54211332 is a wasteful number, since it uses less digits than its factorization.

54211332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34000 (or 33998 counting only the distinct ones).

The product of its digits is 720, while the sum is 21.

The square root of 54211332 is about 7362.8345085300. The cubic root of 54211332 is about 378.4687502376.

Adding to 54211332 its reverse (23311245), we get a palindrome (77522577).

The spelling of 54211332 in words is "fifty-four million, two hundred eleven thousand, three hundred thirty-two".