1009378 has 8 divisors (see below), whose sum is σ = 1579968. Its totient is φ = 482724.

The previous prime is 1009373. The next prime is 1009387. The reversal of 1009378 is 8739001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (1009373) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10926 + ... + 11017.

It is an arithmetic number, because the mean of its divisors is an integer number (197496).

2^1009378 is an apocalyptic number.

1009378 is a deficient number, since it is larger than the sum of its proper divisors (570590).

1009378 is a wasteful number, since it uses less digits than its factorization.

1009378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21968.

The product of its (nonzero) digits is 1512, while the sum is 28.

The square root of 1009378 is about 1004.6780578872. The cubic root of 1009378 is about 100.3116278719.

The spelling of 1009378 in words is "one million, nine thousand, three hundred seventy-eight".