1919034 has 48 divisors (see below), whose sum is σ = 4586400. Its totient is φ = 576288.

The previous prime is 1919009. The next prime is 1919039. The reversal of 1919034 is 4309191.

It is a junction number, because it is equal to n+sod(n) for n = 1918989 and 1919007.

It is not an unprimeable number, because it can be changed into a prime (1919039) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13737 + ... + 13875.

It is an arithmetic number, because the mean of its divisors is an integer number (95550).

2^1919034 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1919034, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2293200).

1919034 is an abundant number, since it is smaller than the sum of its proper divisors (2667366).

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

1919034 is a wasteful number, since it uses less digits than its factorization.

1919034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 219 (or 216 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 1919034 is about 1385.2920269748. The cubic root of 1919034 is about 124.2684523900.

The spelling of 1919034 in words is "one million, nine hundred nineteen thousand, thirty-four".