52666434 has 48 divisors (see below), whose sum is σ = 116883000. Its totient is φ = 17134848.

The previous prime is 52666433. The next prime is 52666463. The reversal of 52666434 is 43466625.

It can be written as a sum of positive squares in 4 ways, for example, as 23474025 + 29192409 = 4845^2 + 5403^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (52666433) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 195652 + ... + 195920.

Almost surely, 2^52666434 is an apocalyptic number.

52666434 is an abundant number, since it is smaller than the sum of its proper divisors (64216566).

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

52666434 is a wasteful number, since it uses less digits than its factorization.

52666434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 499 (or 496 counting only the distinct ones).

The product of its digits is 103680, while the sum is 36.

The square root of 52666434 is about 7257.1643222405. The cubic root of 52666434 is about 374.8388854555.

The spelling of 52666434 in words is "fifty-two million, six hundred sixty-six thousand, four hundred thirty-four".