20014432 has 12 divisors (see below), whose sum is σ = 39403476. Its totient is φ = 10007200.

The previous prime is 20014427. The next prime is 20014453. The reversal of 20014432 is 23441002.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 312694 + ... + 312757.

It is an arithmetic number, because the mean of its divisors is an integer number (3283623).

Almost surely, 2^20014432 is an apocalyptic number.

It is an amenable number.

20014432 is a deficient number, since it is larger than the sum of its proper divisors (19389044).

20014432 is an equidigital number, since it uses as much as digits as its factorization.

20014432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 625461 (or 625453 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 20014432 is about 4473.7492106733. The cubic root of 20014432 is about 271.5070367529.

Adding to 20014432 its reverse (23441002), we get a palindrome (43455434).

The spelling of 20014432 in words is "twenty million, fourteen thousand, four hundred thirty-two".