2492835661 has 4 divisors (see below), whose sum is σ = 2492960800. Its totient is φ = 2492710524.

The previous prime is 2492835623. The next prime is 2492835673. The reversal of 2492835661 is 1665382942.

2492835661 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 2492835661 - 2¹¹ = 2492833613 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2492835361) 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, 25281 + ... + 74998.

It is an arithmetic number, because the mean of its divisors is an integer number (623240200).

Almost surely, 2^2492835661 is an apocalyptic number.

It is an amenable number.

2492835661 is a deficient number, since it is larger than the sum of its proper divisors (125139).

2492835661 is a wasteful number, since it uses less digits than its factorization.

2492835661 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125138.

The product of its digits is 622080, while the sum is 46.

The square root of 2492835661 is about 49928.3052085688. The cubic root of 2492835661 is about 1355.9111006784.

The spelling of 2492835661 in words is "two billion, four hundred ninety-two million, eight hundred thirty-five thousand, six hundred sixty-one".