2945904038 has 32 divisors (see below), whose sum is σ = 5643606528. Its totient is φ = 1119758400.

The previous prime is 2945904029. The next prime is 2945904047. The reversal of 2945904038 is 8304095492.

It is an interprime number because it is at equal distance from previous prime (2945904029) and next prime (2945904047).

It is a super-2 number, since 2×2945904038² = 17356701202209410888, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 2945904038.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 226970 + ... + 239597.

It is an arithmetic number, because the mean of its divisors is an integer number (176362704).

Almost surely, 2^2945904038 is an apocalyptic number.

2945904038 is a deficient number, since it is larger than the sum of its proper divisors (2697702490).

2945904038 is a wasteful number, since it uses less digits than its factorization.

2945904038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 466628.

The product of its (nonzero) digits is 311040, while the sum is 44.

The square root of 2945904038 is about 54276.1829719077. The cubic root of 2945904038 is about 1433.5280609544.

The spelling of 2945904038 in words is "two billion, nine hundred forty-five million, nine hundred four thousand, thirty-eight".