1009446 has 16 divisors (see below), whose sum is σ = 2044224. Its totient is φ = 332264.

The previous prime is 1009439. The next prime is 1009457. The reversal of 1009446 is 6449001.

It is an Ulam number.

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, 516 + ... + 1511.

It is an arithmetic number, because the mean of its divisors is an integer number (127764).

2^1009446 is an apocalyptic number.

1009446 is an abundant number, since it is smaller than the sum of its proper divisors (1034778).

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

1009446 is a wasteful number, since it uses less digits than its factorization.

1009446 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2115.

The product of its (nonzero) digits is 864, while the sum is 24.

The square root of 1009446 is about 1004.7118990039. The cubic root of 1009446 is about 100.3138804267.

The spelling of 1009446 in words is "one million, nine thousand, four hundred forty-six".