20162152 has 16 divisors (see below), whose sum is σ = 39024000. Its totient is φ = 9755760.

The previous prime is 20162123. The next prime is 20162167. The reversal of 20162152 is 25126102.

It is a super-2 number, since 2×20162152² = 813024746542208, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40402 + ... + 40897.

It is an arithmetic number, because the mean of its divisors is an integer number (2439000).

Almost surely, 2^20162152 is an apocalyptic number.

It is an amenable number.

20162152 is a deficient number, since it is larger than the sum of its proper divisors (18861848).

20162152 is a wasteful number, since it uses less digits than its factorization.

20162152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81336 (or 81332 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 20162152 is about 4490.2285019807. The cubic root of 20162152 is about 272.1733684247.

Adding to 20162152 its reverse (25126102), we get a palindrome (45288254).

The spelling of 20162152 in words is "twenty million, one hundred sixty-two thousand, one hundred fifty-two".