1832126649 has 16 divisors (see below), whose sum is σ = 2528947200. Its totient is φ = 1178424576.

The previous prime is 1832126641. The next prime is 1832126657. The reversal of 1832126649 is 9466212381.

It is an interprime number because it is at equal distance from previous prime (1832126641) and next prime (1832126657).

It is not a de Polignac number, because 1832126649 - 2³ = 1832126641 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1832126649.

It is not an unprimeable number, because it can be changed into a prime (1832126641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 122472 + ... + 136614.

It is an arithmetic number, because the mean of its divisors is an integer number (158059200).

Almost surely, 2^1832126649 is an apocalyptic number.

It is an amenable number.

1832126649 is a deficient number, since it is larger than the sum of its proper divisors (696820551).

1832126649 is a wasteful number, since it uses less digits than its factorization.

1832126649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15664.

The product of its digits is 124416, while the sum is 42.

The square root of 1832126649 is about 42803.3485722788. The cubic root of 1832126649 is about 1223.6348304854.

The spelling of 1832126649 in words is "one billion, eight hundred thirty-two million, one hundred twenty-six thousand, six hundred forty-nine".