52501066 has 32 divisors (see below), whose sum is σ = 89156160. Its totient is φ = 23037696.

The previous prime is 52501063. The next prime is 52501067. The reversal of 52501066 is 66010525.

It is a super-2 number, since 2×52501066² = 5512723862272712, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 52501066.

It is not an unprimeable number, because it can be changed into a prime (52501063) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42676 + ... + 43888.

It is an arithmetic number, because the mean of its divisors is an integer number (2786130).

Almost surely, 2^52501066 is an apocalyptic number.

52501066 is a deficient number, since it is larger than the sum of its proper divisors (36655094).

52501066 is a wasteful number, since it uses less digits than its factorization.

52501066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1318.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 52501066 is about 7245.7619337099. The cubic root of 52501066 is about 374.4461536733.

The spelling of 52501066 in words is "fifty-two million, five hundred one thousand, sixty-six".