3643051 has 4 divisors (see below), whose sum is σ = 3669400. Its totient is φ = 3616704.

The previous prime is 3643043. The next prime is 3643063. The reversal of 3643051 is 1503463.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 3643051 - 2³ = 3643043 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3643001) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12966 + ... + 13243.

It is an arithmetic number, because the mean of its divisors is an integer number (917350).

Almost surely, 2^3643051 is an apocalyptic number.

3643051 is a deficient number, since it is larger than the sum of its proper divisors (26349).

3643051 is a wasteful number, since it uses less digits than its factorization.

3643051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26348.

The product of its (nonzero) digits is 1080, while the sum is 22.

The square root of 3643051 is about 1908.6778146141. The cubic root of 3643051 is about 153.8704003259.

It can be divided in two parts, 36430 and 51, that added together give a square (36481 = 191²).

The spelling of 3643051 in words is "three million, six hundred forty-three thousand, fifty-one".