52570066 has 8 divisors (see below), whose sum is σ = 79112880. Its totient is φ = 26199108.

The previous prime is 52570061. The next prime is 52570129. The reversal of 52570066 is 66007525.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×52570066² = 5527223678488712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (52570061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42196 + ... + 43423.

It is an arithmetic number, because the mean of its divisors is an integer number (9889110).

Almost surely, 2^52570066 is an apocalyptic number.

52570066 is a deficient number, since it is larger than the sum of its proper divisors (26542814).

52570066 is a wasteful number, since it uses less digits than its factorization.

52570066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85928.

The product of its (nonzero) digits is 12600, while the sum is 31.

The square root of 52570066 is about 7250.5217743277. The cubic root of 52570066 is about 374.6101216082.

The spelling of 52570066 in words is "fifty-two million, five hundred seventy thousand, sixty-six".