3620049 has 4 divisors (see below), whose sum is σ = 4826736. Its totient is φ = 2413364.

The previous prime is 3620033. The next prime is 3620053. The reversal of 3620049 is 9400263.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 3620049 - 2⁴ = 3620033 is a prime.

It is a D-number.

3620049 is a lucky number.

It is a nialpdrome in base 13.

It is not an unprimeable number, because it can be changed into a prime (3620069) 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 3 ways as a sum of consecutive naturals, for example, 603339 + ... + 603344.

It is an arithmetic number, because the mean of its divisors is an integer number (1206684).

Almost surely, 2^3620049 is an apocalyptic number.

It is an amenable number.

3620049 is a deficient number, since it is larger than the sum of its proper divisors (1206687).

3620049 is a wasteful number, since it uses less digits than its factorization.

3620049 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1206686.

The product of its (nonzero) digits is 1296, while the sum is 24.

The square root of 3620049 is about 1902.6426359146. The cubic root of 3620049 is about 153.5458736020.

The spelling of 3620049 in words is "three million, six hundred twenty thousand, forty-nine".