2945342046 has 16 divisors (see below), whose sum is σ = 5891307408. Its totient is φ = 981676800.

The previous prime is 2945342041. The next prime is 2945342053. The reversal of 2945342046 is 6402435492.

It is a super-2 number, since 2×2945342046² = 17350079535870932232, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 2945341995 and 2945342013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2945342041) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54766 + ... + 94286.

It is an arithmetic number, because the mean of its divisors is an integer number (368206713).

Almost surely, 2^2945342046 is an apocalyptic number.

2945342046 is an abundant number, since it is smaller than the sum of its proper divisors (2945965362).

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

2945342046 is a wasteful number, since it uses less digits than its factorization.

2945342046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51947.

The product of its (nonzero) digits is 207360, while the sum is 39.

The square root of 2945342046 is about 54271.0055738789. The cubic root of 2945342046 is about 1433.4368968016.

The spelling of 2945342046 in words is "two billion, nine hundred forty-five million, three hundred forty-two thousand, forty-six".