52601598 has 72 divisors (see below), whose sum is σ = 138395088. Its totient is φ = 14370048.

The previous prime is 52601573. The next prime is 52601611. The reversal of 52601598 is 89510625.

It is a happy number.

52601598 is a `hidden beast` number, since 5 + 2 + 60 + 1 + 598 = 666.

It is a super-2 number, since 2×52601598² = 5533856224307208, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 18990 + ... + 21582.

It is an arithmetic number, because the mean of its divisors is an integer number (1922154).

Almost surely, 2^52601598 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52601598, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69197544).

52601598 is an abundant number, since it is smaller than the sum of its proper divisors (85793490).

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

52601598 is a wasteful number, since it uses less digits than its factorization.

52601598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2638 (or 2628 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 36.

The square root of 52601598 is about 7252.6959125556. The cubic root of 52601598 is about 374.6850048155.

The spelling of 52601598 in words is "fifty-two million, six hundred one thousand, five hundred ninety-eight".