19700032 has 28 divisors (see below), whose sum is σ = 42647616. Its totient is φ = 8954240.

The previous prime is 19700027. The next prime is 19700033. The reversal of 19700032 is 23000791.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 19699976 and 19700012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19700033) 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, 13288 + ... + 14695.

Almost surely, 2^19700032 is an apocalyptic number.

It is an amenable number.

19700032 is an abundant number, since it is smaller than the sum of its proper divisors (22947584).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

19700032 is a wasteful number, since it uses less digits than its factorization.

19700032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28006 (or 27996 counting only the distinct ones).

The product of its (nonzero) digits is 378, while the sum is 22.

The square root of 19700032 is about 4438.4718090802. The cubic root of 19700032 is about 270.0778559199.

The spelling of 19700032 in words is "nineteen million, seven hundred thousand, thirty-two".