3500997 has 16 divisors (see below), whose sum is σ = 5204160. Its totient is φ = 2080512.

The previous prime is 3500969. The next prime is 3500999. The reversal of 3500997 is 7990053.

It is not a de Polignac number, because 3500997 - 2⁷ = 3500869 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3500999) 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 15 ways as a sum of consecutive naturals, for example, 838 + ... + 2775.

It is an arithmetic number, because the mean of its divisors is an integer number (325260).

Almost surely, 2^3500997 is an apocalyptic number.

It is an amenable number.

3500997 is a deficient number, since it is larger than the sum of its proper divisors (1703163).

3500997 is a wasteful number, since it uses less digits than its factorization.

3500997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3652.

The product of its (nonzero) digits is 8505, while the sum is 33.

The square root of 3500997 is about 1871.0951338721. The cubic root of 3500997 is about 151.8438637928.

The spelling of 3500997 in words is "three million, five hundred thousand, nine hundred ninety-seven".