55225337 has 2 divisors, whose sum is σ = 55225338. Its totient is φ = 55225336.

The previous prime is 55225327. The next prime is 55225361. The reversal of 55225337 is 73352255.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55115776 + 109561 = 7424^2 + 331^2 .

It is a cyclic number.

It is not a de Polignac number, because 55225337 - 2⁶ = 55225273 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (55225307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27612668 + 27612669.

It is an arithmetic number, because the mean of its divisors is an integer number (27612669).

Almost surely, 2^55225337 is an apocalyptic number.

It is an amenable number.

55225337 is a deficient number, since it is larger than the sum of its proper divisors (1).

55225337 is an equidigital number, since it uses as much as digits as its factorization.

55225337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 31500, while the sum is 32.

The square root of 55225337 is about 7431.3751755647. The cubic root of 55225337 is about 380.8138995563.

The spelling of 55225337 in words is "fifty-five million, two hundred twenty-five thousand, three hundred thirty-seven".