3650043 has 4 divisors (see below), whose sum is σ = 4866728. Its totient is φ = 2433360.

The previous prime is 3649999. The next prime is 3650051. The reversal of 3650043 is 3400563.

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

It is not a de Polignac number, because 3650043 - 2⁹ = 3649531 is a prime.

It is a D-number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3650063) 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, 608338 + ... + 608343.

It is an arithmetic number, because the mean of its divisors is an integer number (1216682).

Almost surely, 2^3650043 is an apocalyptic number.

3650043 is a deficient number, since it is larger than the sum of its proper divisors (1216685).

3650043 is a wasteful number, since it uses less digits than its factorization.

3650043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1216684.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 3650043 is about 1910.5085710355. The cubic root of 3650043 is about 153.9687770512.

The spelling of 3650043 in words is "three million, six hundred fifty thousand, forty-three".