52605450 has 120 divisors (see below), whose sum is σ = 151240320. Its totient is φ = 13543200.

The previous prime is 52605407. The next prime is 52605457. The reversal of 52605450 is 5450625.

52605450 is a `hidden beast` number, since 5 + 2 + 605 + 4 + 50 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (52605457) by changing a digit.

It is a polite number, since it can be written in 59 ways as a sum of consecutive naturals, for example, 125341 + ... + 125759.

It is an arithmetic number, because the mean of its divisors is an integer number (1260336).

Almost surely, 2^52605450 is an apocalyptic number.

52605450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 52605450, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (75620160).

52605450 is an abundant number, since it is smaller than the sum of its proper divisors (98634870).

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

52605450 is a wasteful number, since it uses less digits than its factorization.

52605450 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474 (or 460 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 52605450 is about 7252.9614641193. The cubic root of 52605450 is about 374.6941506176.

The spelling of 52605450 in words is "fifty-two million, six hundred five thousand, four hundred fifty".