1009394 has 16 divisors (see below), whose sum is σ = 1615680. Its totient is φ = 471600.

The previous prime is 1009387. The next prime is 1009399. The reversal of 1009394 is 4939001.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1009399) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3707 + ... + 3969.

It is an arithmetic number, because the mean of its divisors is an integer number (100980).

2^1009394 is an apocalyptic number.

1009394 is a deficient number, since it is larger than the sum of its proper divisors (606286).

1009394 is a wasteful number, since it uses less digits than its factorization.

1009394 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 385.

The product of its (nonzero) digits is 972, while the sum is 26.

The square root of 1009394 is about 1004.6860206054. The cubic root of 1009394 is about 100.3121578939.

The spelling of 1009394 in words is "one million, nine thousand, three hundred ninety-four".