2049366854 has 4 divisors (see below), whose sum is σ = 3074050284. Its totient is φ = 1024683426.

The previous prime is 2049366853. The next prime is 2049366859. The reversal of 2049366854 is 4586639402.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4586639402 = 2 ⋅2293319701.

It is a junction number, because it is equal to n+sod(n) for n = 2049366799 and 2049366808.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2049366853) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 512341712 + ... + 512341715.

It is an arithmetic number, because the mean of its divisors is an integer number (768512571).

Almost surely, 2^2049366854 is an apocalyptic number.

2049366854 is a deficient number, since it is larger than the sum of its proper divisors (1024683430).

2049366854 is a wasteful number, since it uses less digits than its factorization.

2049366854 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024683429.

The product of its (nonzero) digits is 1244160, while the sum is 47.

The square root of 2049366854 is about 45269.9332228357. The cubic root of 2049366854 is about 1270.2032976883.

The spelling of 2049366854 in words is "two billion, forty-nine million, three hundred sixty-six thousand, eight hundred fifty-four".