35001009 has 24 divisors (see below), whose sum is σ = 53015040. Its totient is φ = 22209792.

The previous prime is 35000989. The next prime is 35001013. The reversal of 35001009 is 90010053.

35001009 = T₂₅₇ + T₂₅₈ + ... + T₆₀₉.

It is not a de Polignac number, because 35001009 - 2¹⁷ = 34869937 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 35000982 and 35001000.

It is not an unprimeable number, because it can be changed into a prime (35001019) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 72832 + ... + 73310.

It is an arithmetic number, because the mean of its divisors is an integer number (2208960).

Almost surely, 2^35001009 is an apocalyptic number.

It is an amenable number.

35001009 is a deficient number, since it is larger than the sum of its proper divisors (18014031).

35001009 is a wasteful number, since it uses less digits than its factorization.

35001009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 861 (or 858 counting only the distinct ones).

The product of its (nonzero) digits is 135, while the sum is 18.

The square root of 35001009 is about 5916.1650585493. The cubic root of 35001009 is about 327.1097743276.

The spelling of 35001009 in words is "thirty-five million, one thousand, nine".