19931934 has 16 divisors (see below), whose sum is σ = 43488000. Its totient is φ = 6039960.

The previous prime is 19931927. The next prime is 19931941. The reversal of 19931934 is 43913991.

It is an interprime number because it is at equal distance from previous prime (19931927) and next prime (19931941).

It is a junction number, because it is equal to n+sod(n) for n = 19931892 and 19931901.

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, 150934 + ... + 151065.

It is an arithmetic number, because the mean of its divisors is an integer number (2718000).

Almost surely, 2^19931934 is an apocalyptic number.

19931934 is an abundant number, since it is smaller than the sum of its proper divisors (23556066).

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

19931934 is a wasteful number, since it uses less digits than its factorization.

19931934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302015.

The product of its digits is 26244, while the sum is 39.

The square root of 19931934 is about 4464.5194590236. The cubic root of 19931934 is about 271.1334790860.

The spelling of 19931934 in words is "nineteen million, nine hundred thirty-one thousand, nine hundred thirty-four".