53250155 has 32 divisors (see below), whose sum is σ = 75271680. Its totient is φ = 35412480.

The previous prime is 53250151. The next prime is 53250181. The reversal of 53250155 is 55105235.

It is not a de Polignac number, because 53250155 - 2² = 53250151 is a prime.

It is not an unprimeable number, because it can be changed into a prime (53250151) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 220835 + ... + 221075.

It is an arithmetic number, because the mean of its divisors is an integer number (2352240).

Almost surely, 2^53250155 is an apocalyptic number.

53250155 is a deficient number, since it is larger than the sum of its proper divisors (22021525).

53250155 is a wasteful number, since it uses less digits than its factorization.

53250155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 419.

The product of its (nonzero) digits is 3750, while the sum is 26.

The square root of 53250155 is about 7297.2703800805. The cubic root of 53250155 is about 376.2186252135.

The spelling of 53250155 in words is "fifty-three million, two hundred fifty thousand, one hundred fifty-five".