52694190 has 48 divisors (see below), whose sum is σ = 139602528. Its totient is φ = 13785408.

The previous prime is 52694177. The next prime is 52694249. The reversal of 52694190 is 9149625.

52694190 is a `hidden beast` number, since 526 + 9 + 41 + 90 = 666.

It is a super-2 number, since 2×52694190² = 5553355319512200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 754 + ... + 10293.

It is an arithmetic number, because the mean of its divisors is an integer number (2908386).

Almost surely, 2^52694190 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 52694190, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (69801264).

52694190 is an abundant number, since it is smaller than the sum of its proper divisors (86908338).

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

52694190 is a wasteful number, since it uses less digits than its factorization.

52694190 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11113 (or 11110 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The square root of 52694190 is about 7259.0763875303. The cubic root of 52694190 is about 374.9047224612.

The spelling of 52694190 in words is "fifty-two million, six hundred ninety-four thousand, one hundred ninety".