54437225 has 12 divisors (see below), whose sum is σ = 67662336. Its totient is φ = 43446480.

The previous prime is 54437221. The next prime is 54437231. The reversal of 54437225 is 52273445.

It is not a de Polignac number, because 54437225 - 2² = 54437221 is a prime.

It is a super-2 number, since 2×54437225² = 5926822931401250, which contains 22 as substring.

It is a hoax number, since the sum of its digits (32) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 54437191 and 54437200.

It is not an unprimeable number, because it can be changed into a prime (54437221) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 9224 + ... + 13926.

It is an arithmetic number, because the mean of its divisors is an integer number (5638528).

Almost surely, 2^54437225 is an apocalyptic number.

It is an amenable number.

54437225 is a deficient number, since it is larger than the sum of its proper divisors (13225111).

54437225 is a wasteful number, since it uses less digits than its factorization.

54437225 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5176 (or 5171 counting only the distinct ones).

The product of its digits is 33600, while the sum is 32.

The square root of 54437225 is about 7378.1586456243. The cubic root of 54437225 is about 378.9937017864.

The spelling of 54437225 in words is "fifty-four million, four hundred thirty-seven thousand, two hundred twenty-five".