53210445 has 8 divisors (see below), whose sum is σ = 85136736. Its totient is φ = 28378896.

The previous prime is 53210429. The next prime is 53210461. The reversal of 53210445 is 54401235.

It is an interprime number because it is at equal distance from previous prime (53210429) and next prime (53210461).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 53210445 - 2⁴ = 53210429 is a prime.

It is a super-4 number, since 4×53210445⁴ (a number of 32 digits) contains 4444 as substring.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1773667 + ... + 1773696.

It is an arithmetic number, because the mean of its divisors is an integer number (10642092).

Almost surely, 2^53210445 is an apocalyptic number.

It is an amenable number.

53210445 is a deficient number, since it is larger than the sum of its proper divisors (31926291).

53210445 is a wasteful number, since it uses less digits than its factorization.

53210445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3547371.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 53210445 is about 7294.5489922270. The cubic root of 53210445 is about 376.1250833464.

The spelling of 53210445 in words is "fifty-three million, two hundred ten thousand, four hundred forty-five".