2051833906 has 8 divisors (see below), whose sum is σ = 3078782064. Its totient is φ = 1025573220.

The previous prime is 2051833873. The next prime is 2051833907. The reversal of 2051833906 is 6093381502.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×2051833906² = 8420044755622433672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2051833907) 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, 164340 + ... + 176383.

It is an arithmetic number, because the mean of its divisors is an integer number (384847758).

Almost surely, 2^2051833906 is an apocalyptic number.

2051833906 is a deficient number, since it is larger than the sum of its proper divisors (1026948158).

2051833906 is a wasteful number, since it uses less digits than its factorization.

2051833906 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 343736.

The product of its (nonzero) digits is 38880, while the sum is 37.

The square root of 2051833906 is about 45297.1732672139. The cubic root of 2051833906 is about 1270.7127885384.

The spelling of 2051833906 in words is "two billion, fifty-one million, eight hundred thirty-three thousand, nine hundred six".