53226149 has 2 divisors, whose sum is σ = 53226150. Its totient is φ = 53226148.

The previous prime is 53226139. The next prime is 53226169. The reversal of 53226149 is 94162235.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 40729924 + 12496225 = 6382^2 + 3535^2 .

It is a cyclic number.

It is not a de Polignac number, because 53226149 - 2²⁴ = 36448933 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (53226109) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26613074 + 26613075.

It is an arithmetic number, because the mean of its divisors is an integer number (26613075).

Almost surely, 2^53226149 is an apocalyptic number.

It is an amenable number.

53226149 is a deficient number, since it is larger than the sum of its proper divisors (1).

53226149 is an equidigital number, since it uses as much as digits as its factorization.

53226149 is an evil number, because the sum of its binary digits is even.

The product of its digits is 12960, while the sum is 32.

The square root of 53226149 is about 7295.6253330335. The cubic root of 53226149 is about 376.1620816420.

The spelling of 53226149 in words is "fifty-three million, two hundred twenty-six thousand, one hundred forty-nine".