2078307 has 24 divisors (see below), whose sum is σ = 3744000. Its totient is φ = 1079280.

The previous prime is 2078287. The next prime is 2078309. The reversal of 2078307 is 7038702.

It is not a de Polignac number, because 2078307 - 2⁶ = 2078243 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2078309) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 807 + ... + 2192.

It is an arithmetic number, because the mean of its divisors is an integer number (156000).

2^2078307 is an apocalyptic number.

2078307 is a deficient number, since it is larger than the sum of its proper divisors (1665693).

2078307 is a wasteful number, since it uses less digits than its factorization.

2078307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3023 (or 3020 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 2078307 is about 1441.6334485576. The cubic root of 2078307 is about 127.6154433079.

The spelling of 2078307 in words is "two million, seventy-eight thousand, three hundred seven".