53326345 has 4 divisors (see below), whose sum is σ = 63991620. Its totient is φ = 42661072.

The previous prime is 53326327. The next prime is 53326379. The reversal of 53326345 is 54362335.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54362335 = 5 ⋅10872467.

It can be written as a sum of positive squares in 2 ways, for example, as 36614601 + 16711744 = 6051^2 + 4088^2 .

It is a cyclic number.

It is not a de Polignac number, because 53326345 - 2⁵ = 53326313 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5332630 + ... + 5332639.

It is an arithmetic number, because the mean of its divisors is an integer number (15997905).

Almost surely, 2^53326345 is an apocalyptic number.

It is an amenable number.

53326345 is a deficient number, since it is larger than the sum of its proper divisors (10665275).

53326345 is a wasteful number, since it uses less digits than its factorization.

53326345 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10665274.

The product of its digits is 32400, while the sum is 31.

The square root of 53326345 is about 7302.4889592522. The cubic root of 53326345 is about 376.3979701507.

The spelling of 53326345 in words is "fifty-three million, three hundred twenty-six thousand, three hundred forty-five".