52503090 has 16 divisors (see below), whose sum is σ = 126007488. Its totient is φ = 14000816.

The previous prime is 52503067. The next prime is 52503091. The reversal of 52503090 is 9030525.

It is an alternating number because its digits alternate between odd and even.

It is a self number, because there is not a number n which added to its sum of digits gives 52503090.

It is not an unprimeable number, because it can be changed into a prime (52503091) 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, 875022 + ... + 875081.

It is an arithmetic number, because the mean of its divisors is an integer number (7875468).

Almost surely, 2^52503090 is an apocalyptic number.

52503090 is an abundant number, since it is smaller than the sum of its proper divisors (73504398).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

52503090 is a wasteful number, since it uses less digits than its factorization.

52503090 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1750113.

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 52503090 is about 7245.9016002151. The cubic root of 52503090 is about 374.4509654440.

The spelling of 52503090 in words is "fifty-two million, five hundred three thousand, ninety".