52703445 has 16 divisors (see below), whose sum is σ = 85482432. Its totient is φ = 27722880.

The previous prime is 52703437. The next prime is 52703447. The reversal of 52703445 is 54430725.

It is not a de Polignac number, because 52703445 - 2³ = 52703437 is a prime.

It is a super-2 number, since 2×52703445² = 5555306229736050, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52703447) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22971 + ... + 25160.

It is an arithmetic number, because the mean of its divisors is an integer number (5342652).

Almost surely, 2^52703445 is an apocalyptic number.

It is an amenable number.

52703445 is a deficient number, since it is larger than the sum of its proper divisors (32778987).

52703445 is a wasteful number, since it uses less digits than its factorization.

52703445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48212.

The product of its (nonzero) digits is 16800, while the sum is 30.

The square root of 52703445 is about 7259.7138373355. The cubic root of 52703445 is about 374.9266701060.

The spelling of 52703445 in words is "fifty-two million, seven hundred three thousand, four hundred forty-five".