3521097 has 8 divisors (see below), whose sum is σ = 5216480. Its totient is φ = 2347380.

The previous prime is 3521083. The next prime is 3521101. The reversal of 3521097 is 7901253.

It is not a de Polignac number, because 3521097 - 2⁶ = 3521033 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 130411 = 3521097 / (3 + 5 + 2 + 1 + 0 + 9 + 7).

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 3521097.

It is not an unprimeable number, because it can be changed into a prime (3526097) 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, 65179 + ... + 65232.

It is an arithmetic number, because the mean of its divisors is an integer number (652060).

Almost surely, 2^3521097 is an apocalyptic number.

It is an amenable number.

3521097 is a deficient number, since it is larger than the sum of its proper divisors (1695383).

3521097 is a wasteful number, since it uses less digits than its factorization.

3521097 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 130420 (or 130414 counting only the distinct ones).

The product of its (nonzero) digits is 1890, while the sum is 27.

The square root of 3521097 is about 1876.4586326376. The cubic root of 3521097 is about 152.1338992090.

The spelling of 3521097 in words is "three million, five hundred twenty-one thousand, ninety-seven".