1019394 has 12 divisors (see below), whose sum is σ = 2208726. Its totient is φ = 339792.

The previous prime is 1019377. The next prime is 1019399. The reversal of 1019394 is 4939101.

It can be written as a sum of positive squares in only one way, i.e., 731025 + 288369 = 855^2 + 537^2 .

It is not an unprimeable number, because it can be changed into a prime (1019399) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28299 + ... + 28334.

2^1019394 is an apocalyptic number.

1019394 is an abundant number, since it is smaller than the sum of its proper divisors (1189332).

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

1019394 is a wasteful number, since it uses less digits than its factorization.

1019394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56641 (or 56638 counting only the distinct ones).

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

The square root of 1019394 is about 1009.6504345564. The cubic root of 1019394 is about 100.6423319296.

The spelling of 1019394 in words is "one million, nineteen thousand, three hundred ninety-four".