1828906049 has 2 divisors, whose sum is σ = 1828906050. Its totient is φ = 1828906048.

The previous prime is 1828906043. The next prime is 1828906067. The reversal of 1828906049 is 9406098281.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 932203024 + 896703025 = 30532^2 + 29945^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1828906049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1828905994 and 1828906012.

It is not a weakly prime, because it can be changed into another prime (1828906043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 914453024 + 914453025.

It is an arithmetic number, because the mean of its divisors is an integer number (914453025).

Almost surely, 2^1828906049 is an apocalyptic number.

It is an amenable number.

1828906049 is a deficient number, since it is larger than the sum of its proper divisors (1).

1828906049 is an equidigital number, since it uses as much as digits as its factorization.

1828906049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 248832, while the sum is 47.

The square root of 1828906049 is about 42765.7111363765. The cubic root of 1828906049 is about 1222.9174219798.

The spelling of 1828906049 in words is "one billion, eight hundred twenty-eight million, nine hundred six thousand, forty-nine".