1009697 has 8 divisors (see below), whose sum is σ = 1099560. Its totient is φ = 921600.

The previous prime is 1009669. The next prime is 1009727. The reversal of 1009697 is 7969001.

It can be written as a sum of positive squares in 4 ways, for example, as 179776 + 829921 = 424^2 + 911^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 1009697 - 2¹⁶ = 944161 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1009627) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 929 + ... + 1697.

It is an arithmetic number, because the mean of its divisors is an integer number (137445).

2^1009697 is an apocalyptic number.

It is an amenable number.

1009697 is a deficient number, since it is larger than the sum of its proper divisors (89863).

1009697 is a wasteful number, since it uses less digits than its factorization.

1009697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 883.

The product of its (nonzero) digits is 3402, while the sum is 32.

The square root of 1009697 is about 1004.8368026700. The cubic root of 1009697 is about 100.3221941279.

The spelling of 1009697 in words is "one million, nine thousand, six hundred ninety-seven".