52603590 has 128 divisors (see below), whose sum is σ = 148377600. Its totient is φ = 11819520.

The previous prime is 52603589. The next prime is 52603631. The reversal of 52603590 is 9530625.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 229596 + ... + 229824.

It is an arithmetic number, because the mean of its divisors is an integer number (1159200).

Almost surely, 2^52603590 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52603590, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74188800).

52603590 is an abundant number, since it is smaller than the sum of its proper divisors (95774010).

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

52603590 is a wasteful number, since it uses less digits than its factorization.

52603590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302.

The product of its (nonzero) digits is 8100, while the sum is 30.

The square root of 52603590 is about 7252.8332395003. The cubic root of 52603590 is about 374.6897344761.

The spelling of 52603590 in words is "fifty-two million, six hundred three thousand, five hundred ninety".