20958152 has 16 divisors (see below), whose sum is σ = 41005440. Its totient is φ = 10023376.

The previous prime is 20958151. The next prime is 20958163. The reversal of 20958152 is 25185902.

It is not an unprimeable number, because it can be changed into a prime (20958151) 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, 56768 + ... + 57135.

It is an arithmetic number, because the mean of its divisors is an integer number (2562840).

Almost surely, 2^20958152 is an apocalyptic number.

It is an amenable number.

20958152 is a deficient number, since it is larger than the sum of its proper divisors (20047288).

20958152 is a wasteful number, since it uses less digits than its factorization.

20958152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113932 (or 113928 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 32.

The square root of 20958152 is about 4578.0074268179. The cubic root of 20958152 is about 275.7090331370.

The spelling of 20958152 in words is "twenty million, nine hundred fifty-eight thousand, one hundred fifty-two".