2927997 has 6 divisors (see below), whose sum is σ = 4229342. Its totient is φ = 1951992.

The previous prime is 2927983. The next prime is 2928007. The reversal of 2927997 is 7997292.

It can be written as a sum of positive squares in only one way, i.e., 2893401 + 34596 = 1701^2 + 186^2 .

It is not a de Polignac number, because 2927997 - 2¹² = 2923901 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2927917) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 162658 + ... + 162675.

2^2927997 is an apocalyptic number.

It is an amenable number.

2927997 is a deficient number, since it is larger than the sum of its proper divisors (1301345).

2927997 is a wasteful number, since it uses less digits than its factorization.

2927997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325339 (or 325336 counting only the distinct ones).

The product of its digits is 142884, while the sum is 45.

The square root of 2927997 is about 1711.1390942878. The cubic root of 2927997 is about 143.0617530409.

The spelling of 2927997 in words is "two million, nine hundred twenty-seven thousand, nine hundred ninety-seven".