53306398 has 4 divisors (see below), whose sum is σ = 79959600. Its totient is φ = 26653198.

The previous prime is 53306377. The next prime is 53306399. The reversal of 53306398 is 89360335.

53306398 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, and also an emirpimes, since its reverse is a distinct semiprime: 89360335 = 5 ⋅17872067.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53306399) 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, 13326598 + ... + 13326601.

It is an arithmetic number, because the mean of its divisors is an integer number (19989900).

Almost surely, 2^53306398 is an apocalyptic number.

53306398 is a deficient number, since it is larger than the sum of its proper divisors (26653202).

53306398 is a wasteful number, since it uses less digits than its factorization.

53306398 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26653201.

The product of its (nonzero) digits is 58320, while the sum is 37.

The square root of 53306398 is about 7301.1230642963. The cubic root of 53306398 is about 376.3510330839.

The spelling of 53306398 in words is "fifty-three million, three hundred six thousand, three hundred ninety-eight".