2051308 has 24 divisors (see below), whose sum is σ = 4173344. Its totient is φ = 864000.

The previous prime is 2051281. The next prime is 2051311. The reversal of 2051308 is 8031502.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1108 + ... + 2308.

2^2051308 is an apocalyptic number.

2051308 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

2051308 is an abundant number, since it is smaller than the sum of its proper divisors (2122036).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2051308 is a wasteful number, since it uses less digits than its factorization.

2051308 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1273 (or 1271 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 19.

The square root of 2051308 is about 1432.2388069034. The cubic root of 2051308 is about 127.0604213703.

The spelling of 2051308 in words is "two million, fifty-one thousand, three hundred eight".