20152262 has 8 divisors (see below), whose sum is σ = 32553696. Its totient is φ = 9301032.

The previous prime is 20152261. The next prime is 20152271. The reversal of 20152262 is 26225102.

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

It is a super-2 number, since 2×20152262² = 812227327433288, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20152261) 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, 387518 + ... + 387569.

It is an arithmetic number, because the mean of its divisors is an integer number (4069212).

Almost surely, 2^20152262 is an apocalyptic number.

20152262 is a deficient number, since it is larger than the sum of its proper divisors (12401434).

20152262 is a wasteful number, since it uses less digits than its factorization.

20152262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 775102.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 20152262 is about 4489.1270866395. The cubic root of 20152262 is about 272.1288587106.

Adding to 20152262 its reverse (26225102), we get a palindrome (46377364).

The spelling of 20152262 in words is "twenty million, one hundred fifty-two thousand, two hundred sixty-two".