2064378 has 32 divisors (see below), whose sum is σ = 4497984. Its totient is φ = 628992.

The previous prime is 2064373. The next prime is 2064379. The reversal of 2064378 is 8734602.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2064371) 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, 3501 + ... + 4047.

It is an arithmetic number, because the mean of its divisors is an integer number (140562).

2^2064378 is an apocalyptic number.

2064378 is an abundant number, since it is smaller than the sum of its proper divisors (2433606).

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

2064378 is a wasteful number, since it uses less digits than its factorization.

2064378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 606.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 2064378 is about 1436.7943485412. The cubic root of 2064378 is about 127.3297072939.

It can be divided in two parts, 2064 and 378, that added together give a palindrome (2442).

The spelling of 2064378 in words is "two million, sixty-four thousand, three hundred seventy-eight".