3646029 has 16 divisors (see below), whose sum is σ = 5173632. Its totient is φ = 2278848.

The previous prime is 3646021. The next prime is 3646033. The reversal of 3646029 is 9206463.

It is not a de Polignac number, because 3646029 - 2³ = 3646021 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 3645987 and 3646005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3646021) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3159 + ... + 4155.

It is an arithmetic number, because the mean of its divisors is an integer number (323352).

Almost surely, 2^3646029 is an apocalyptic number.

It is an amenable number.

3646029 is a deficient number, since it is larger than the sum of its proper divisors (1527603).

3646029 is a wasteful number, since it uses less digits than its factorization.

3646029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1076.

The product of its (nonzero) digits is 7776, while the sum is 30.

The square root of 3646029 is about 1909.4577764381. The cubic root of 3646029 is about 153.9123158568.

Subtracting from 3646029 its product of nonzero digits (7776), we obtain a triangular number (3638253 = T₂₆₉₇).

The spelling of 3646029 in words is "three million, six hundred forty-six thousand, twenty-nine".