20258852 has 6 divisors (see below), whose sum is σ = 35452998. Its totient is φ = 10129424.

The previous prime is 20258831. The next prime is 20258863. The reversal of 20258852 is 25885202.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 14622976 + 5635876 = 3824^2 + 2374^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2532353 + ... + 2532360.

It is an arithmetic number, because the mean of its divisors is an integer number (5908833).

Almost surely, 2^20258852 is an apocalyptic number.

It is an amenable number.

20258852 is a deficient number, since it is larger than the sum of its proper divisors (15194146).

20258852 is a wasteful number, since it uses less digits than its factorization.

20258852 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5064717 (or 5064715 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 32.

The square root of 20258852 is about 4500.9834480922. The cubic root of 20258852 is about 272.6077995625.

The spelling of 20258852 in words is "twenty million, two hundred fifty-eight thousand, eight hundred fifty-two".