52001022 has 16 divisors (see below), whose sum is σ = 108524160. Its totient is φ = 16579992.

The previous prime is 52000979. The next prime is 52001023. The reversal of 52001022 is 22010025.

It is a junction number, because it is equal to n+sod(n) for n = 52000989 and 52001007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52001023) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 188272 + ... + 188547.

It is an arithmetic number, because the mean of its divisors is an integer number (6782760).

Almost surely, 2^52001022 is an apocalyptic number.

52001022 is an abundant number, since it is smaller than the sum of its proper divisors (56523138).

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

52001022 is a wasteful number, since it uses less digits than its factorization.

52001022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 376847.

The product of its (nonzero) digits is 40, while the sum is 12.

The square root of 52001022 is about 7211.1734135299. The cubic root of 52001022 is about 373.2535609390.

Adding to 52001022 its reverse (22010025), we get a palindrome (74011047).

The spelling of 52001022 in words is "fifty-two million, one thousand, twenty-two".