2945749294 has 4 divisors (see below), whose sum is σ = 4418623944. Its totient is φ = 1472874646.

The previous prime is 2945749291. The next prime is 2945749297. The reversal of 2945749294 is 4929475492.

2945749294 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (2945749291) and next prime (2945749297).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2945749291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 736437322 + ... + 736437325.

It is an arithmetic number, because the mean of its divisors is an integer number (1104655986).

Almost surely, 2^2945749294 is an apocalyptic number.

2945749294 is a deficient number, since it is larger than the sum of its proper divisors (1472874650).

2945749294 is a wasteful number, since it uses less digits than its factorization.

2945749294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1472874649.

The product of its digits is 6531840, while the sum is 55.

The square root of 2945749294 is about 54274.7574292138. The cubic root of 2945749294 is about 1433.5029601424.

The spelling of 2945749294 in words is "two billion, nine hundred forty-five million, seven hundred forty-nine thousand, two hundred ninety-four".