53065906 has 4 divisors (see below), whose sum is σ = 79598862. Its totient is φ = 26532952.

The previous prime is 53065877. The next prime is 53065907. The reversal of 53065906 is 60956035.

53065906 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 47817225 + 5248681 = 6915^2 + 2291^2 .

It is not an unprimeable number, because it can be changed into a prime (53065907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13266475 + ... + 13266478.

Almost surely, 2^53065906 is an apocalyptic number.

53065906 is a deficient number, since it is larger than the sum of its proper divisors (26532956).

53065906 is a wasteful number, since it uses less digits than its factorization.

53065906 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26532955.

The product of its (nonzero) digits is 24300, while the sum is 34.

The square root of 53065906 is about 7284.6349256500. The cubic root of 53065906 is about 375.7842101546.

The spelling of 53065906 in words is "fifty-three million, sixty-five thousand, nine hundred six".