2650043 has 4 divisors (see below), whose sum is σ = 2890968. Its totient is φ = 2409120.

The previous prime is 2650033. The next prime is 2650057. The reversal of 2650043 is 3400562.

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 2650043 - 2⁴ = 2650027 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2649997 and 2650024.

It is not an unprimeable number, because it can be changed into a prime (2650013) 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, 120446 + ... + 120467.

It is an arithmetic number, because the mean of its divisors is an integer number (722742).

2^2650043 is an apocalyptic number.

2650043 is a deficient number, since it is larger than the sum of its proper divisors (240925).

2650043 is a wasteful number, since it uses less digits than its factorization.

2650043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240924.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 2650043 is about 1627.8952669014. The cubic root of 2650043 is about 138.3834988457.

The spelling of 2650043 in words is "two million, six hundred fifty thousand, forty-three".