20012332 has 24 divisors (see below), whose sum is σ = 37346400. Its totient is φ = 9350400.

The previous prime is 20012303. The next prime is 20012341. The reversal of 20012332 is 23321002.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9294 + ... + 11242.

It is an arithmetic number, because the mean of its divisors is an integer number (1556100).

Almost surely, 2^20012332 is an apocalyptic number.

It is an amenable number.

20012332 is a deficient number, since it is larger than the sum of its proper divisors (17334068).

20012332 is a wasteful number, since it uses less digits than its factorization.

20012332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2121 (or 2119 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 13.

The square root of 20012332 is about 4473.5145020442. The cubic root of 20012332 is about 271.4975405267.

Adding to 20012332 its reverse (23321002), we get a palindrome (43333334).

The spelling of 20012332 in words is "twenty million, twelve thousand, three hundred thirty-two".