52652190 has 64 divisors (see below), whose sum is σ = 130014720. Its totient is φ = 13641600.

The previous prime is 52652189. The next prime is 52652191. The reversal of 52652190 is 9125625.

It is a happy number.

52652190 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (52652189) and next prime (52652191).

It is a super-2 number, since 2×52652190² = 5544506223592200, which contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52652191) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 267172 + ... + 267368.

It is an arithmetic number, because the mean of its divisors is an integer number (2031480).

Almost surely, 2^52652190 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52652190, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (65007360).

52652190 is an abundant number, since it is smaller than the sum of its proper divisors (77362530).

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

52652190 is a wasteful number, since it uses less digits than its factorization.

52652190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417.

The product of its (nonzero) digits is 5400, while the sum is 30.

The square root of 52652190 is about 7256.1828808265. The cubic root of 52652190 is about 374.8050898221.

The spelling of 52652190 in words is "fifty-two million, six hundred fifty-two thousand, one hundred ninety".