2940778146 has 16 divisors (see below), whose sum is σ = 5952419424. Its totient is φ = 968448864.

The previous prime is 2940778121. The next prime is 2940778171. The reversal of 2940778146 is 6418770492.

2940778146 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2940778121) and next prime (2940778171).

It is a super-2 number, since 2×2940778146² = 17296352207982394632, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2940778095 and 2940778104.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2952091 + ... + 2953086.

It is an arithmetic number, because the mean of its divisors is an integer number (372026214).

Almost surely, 2^2940778146 is an apocalyptic number.

2940778146 is an abundant number, since it is smaller than the sum of its proper divisors (3011641278).

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

2940778146 is a wasteful number, since it uses less digits than its factorization.

2940778146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5905265.

The product of its (nonzero) digits is 677376, while the sum is 48.

The square root of 2940778146 is about 54228.9419590683. The cubic root of 2940778146 is about 1432.6961288923.

The spelling of 2940778146 in words is "two billion, nine hundred forty million, seven hundred seventy-eight thousand, one hundred forty-six".