2046406641 has 4 divisors (see below), whose sum is σ = 2728542192. Its totient is φ = 1364271092.

The previous prime is 2046406631. The next prime is 2046406643. The reversal of 2046406641 is 1466046402.

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 2046406641 - 2⁷ = 2046406513 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2046406643) 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, 341067771 + ... + 341067776.

It is an arithmetic number, because the mean of its divisors is an integer number (682135548).

Almost surely, 2^2046406641 is an apocalyptic number.

It is an amenable number.

2046406641 is a deficient number, since it is larger than the sum of its proper divisors (682135551).

2046406641 is an equidigital number, since it uses as much as digits as its factorization.

2046406641 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682135550.

The product of its (nonzero) digits is 27648, while the sum is 33.

The square root of 2046406641 is about 45237.2262743860. The cubic root of 2046406641 is about 1269.5914202237.

The spelling of 2046406641 in words is "two billion, forty-six million, four hundred six thousand, six hundred forty-one".