2978063 has 16 divisors (see below), whose sum is σ = 3456000. Its totient is φ = 2539680.

The previous prime is 2978047. The next prime is 2978071. The reversal of 2978063 is 3608792.

It is not a de Polignac number, because 2978063 - 2⁴ = 2978047 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2978033) 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, 19913 + ... + 20061.

It is an arithmetic number, because the mean of its divisors is an integer number (216000).

2^2978063 is an apocalyptic number.

2978063 is a gapful number since it is divisible by the number (23) formed by its first and last digit.

2978063 is a deficient number, since it is larger than the sum of its proper divisors (477937).

2978063 is a wasteful number, since it uses less digits than its factorization.

2978063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 262.

The product of its (nonzero) digits is 18144, while the sum is 35.

The square root of 2978063 is about 1725.7065219788. The cubic root of 2978063 is about 143.8725563525.

The spelling of 2978063 in words is "two million, nine hundred seventy-eight thousand, sixty-three".