52756030 has 16 divisors (see below), whose sum is σ = 96571440. Its totient is φ = 20744512.

The previous prime is 52756021. The next prime is 52756031. The reversal of 52756030 is 3065725.

It is a self number, because there is not a number n which added to its sum of digits gives 52756030.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52756031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 44119 + ... + 45298.

It is an arithmetic number, because the mean of its divisors is an integer number (6035715).

Almost surely, 2^52756030 is an apocalyptic number.

52756030 is a deficient number, since it is larger than the sum of its proper divisors (43815410).

52756030 is a wasteful number, since it uses less digits than its factorization.

52756030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89483.

The product of its (nonzero) digits is 6300, while the sum is 28.

The square root of 52756030 is about 7263.3346336239. The cubic root of 52756030 is about 375.0513233458.

The spelling of 52756030 in words is "fifty-two million, seven hundred fifty-six thousand, thirty".