3521079 has 6 divisors (see below), whose sum is σ = 5086016. Its totient is φ = 2347380.

The previous prime is 3521071. The next prime is 3521083. The reversal of 3521079 is 9701253.

It is not a de Polignac number, because 3521079 - 2³ = 3521071 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3521071) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 195607 + ... + 195624.

Almost surely, 2^3521079 is an apocalyptic number.

3521079 is a deficient number, since it is larger than the sum of its proper divisors (1564937).

3521079 is a wasteful number, since it uses less digits than its factorization.

3521079 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 391237 (or 391234 counting only the distinct ones).

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

The square root of 3521079 is about 1876.4538363626. The cubic root of 3521079 is about 152.1336399702.

It can be divided in two parts, 352 and 1079, that added together give a triangular number (1431 = T₅₃).

The spelling of 3521079 in words is "three million, five hundred twenty-one thousand, seventy-nine".