2917994 has 4 divisors (see below), whose sum is σ = 4376994. Its totient is φ = 1458996.

The previous prime is 2917973. The next prime is 2918059. The reversal of 2917994 is 4997192.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 2512225 + 405769 = 1585^2 + 637^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 729497 + ... + 729500.

2^2917994 is an apocalyptic number.

2917994 is a deficient number, since it is larger than the sum of its proper divisors (1459000).

2917994 is a wasteful number, since it uses less digits than its factorization.

2917994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1458999.

The product of its digits is 40824, while the sum is 41.

The square root of 2917994 is about 1708.2136868671. The cubic root of 2917994 is about 142.8986518426.

The spelling of 2917994 in words is "two million, nine hundred seventeen thousand, nine hundred ninety-four".