2947522 has 8 divisors (see below), whose sum is σ = 4496400. Its totient is φ = 1448724.

The previous prime is 2947517. The next prime is 2947523. The reversal of 2947522 is 2257492.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (2947523) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12372 + ... + 12607.

It is an arithmetic number, because the mean of its divisors is an integer number (562050).

2^2947522 is an apocalyptic number.

2947522 is a deficient number, since it is larger than the sum of its proper divisors (1548878).

2947522 is a wasteful number, since it uses less digits than its factorization.

2947522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25040.

The product of its digits is 10080, while the sum is 31.

The square root of 2947522 is about 1716.8348784901. The cubic root of 2947522 is about 143.3790455724.

The spelling of 2947522 in words is "two million, nine hundred forty-seven thousand, five hundred twenty-two".