3607021 has 16 divisors (see below), whose sum is σ = 4199040. Its totient is φ = 3065920.

The previous prime is 3607001. The next prime is 3607031. The reversal of 3607021 is 1207063.

It is not a de Polignac number, because 3607021 - 2⁵ = 3606989 is a prime.

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 3607021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3607001) 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, 13275 + ... + 13543.

It is an arithmetic number, because the mean of its divisors is an integer number (262440).

Almost surely, 2^3607021 is an apocalyptic number.

It is an amenable number.

3607021 is a deficient number, since it is larger than the sum of its proper divisors (592019).

3607021 is a wasteful number, since it uses less digits than its factorization.

3607021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 356.

The product of its (nonzero) digits is 252, while the sum is 19.

The square root of 3607021 is about 1899.2158908350. The cubic root of 3607021 is about 153.3614561943.

It can be divided in two parts, 360 and 7021, that added together give a triangular number (7381 = T₁₂₁).

The spelling of 3607021 in words is "three million, six hundred seven thousand, twenty-one".