2947045622 has 4 divisors (see below), whose sum is σ = 4420568436. Its totient is φ = 1473522810.

The previous prime is 2947045609. The next prime is 2947045631. The reversal of 2947045622 is 2265407492.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2947045622.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 736761404 + ... + 736761407.

It is an arithmetic number, because the mean of its divisors is an integer number (1105142109).

Almost surely, 2^2947045622 is an apocalyptic number.

2947045622 is a deficient number, since it is larger than the sum of its proper divisors (1473522814).

2947045622 is a wasteful number, since it uses less digits than its factorization.

2947045622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1473522813.

The product of its (nonzero) digits is 241920, while the sum is 41.

The square root of 2947045622 is about 54286.6983892003. The cubic root of 2947045622 is about 1433.7132085733.

The spelling of 2947045622 in words is "two billion, nine hundred forty-seven million, forty-five thousand, six hundred twenty-two".