54821236 has 24 divisors (see below), whose sum is σ = 101062080. Its totient is φ = 25969152.

The previous prime is 54821233. The next prime is 54821267. The reversal of 54821236 is 63212845.

It is a junction number, because it is equal to n+sod(n) for n = 54821198 and 54821207.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54821231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7060 + ... + 12628.

It is an arithmetic number, because the mean of its divisors is an integer number (4210920).

Almost surely, 2^54821236 is an apocalyptic number.

It is an amenable number.

54821236 is a deficient number, since it is larger than the sum of its proper divisors (46240844).

54821236 is a wasteful number, since it uses less digits than its factorization.

54821236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5703 (or 5701 counting only the distinct ones).

The product of its digits is 11520, while the sum is 31.

The square root of 54821236 is about 7404.1364114932. The cubic root of 54821236 is about 379.8827800956.

The spelling of 54821236 in words is "fifty-four million, eight hundred twenty-one thousand, two hundred thirty-six".