2697897 has 8 divisors (see below), whose sum is σ = 3605056. Its totient is φ = 1794672.

The previous prime is 2697887. The next prime is 2697911. The reversal of 2697897 is 7987962.

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

It is not a de Polignac number, because 2697897 - 2⁷ = 2697769 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 (2697887) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1563 + ... + 2799.

It is an arithmetic number, because the mean of its divisors is an integer number (450632).

2^2697897 is an apocalyptic number.

It is an amenable number.

2697897 is a deficient number, since it is larger than the sum of its proper divisors (907159).

2697897 is a wasteful number, since it uses less digits than its factorization.

2697897 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1967.

The product of its digits is 381024, while the sum is 48.

The square root of 2697897 is about 1642.5276253385. The cubic root of 2697897 is about 139.2115027983.

Adding to 2697897 its product of digits (381024), we get a triangular number (3078921 = T₂₄₈₁).

The spelling of 2697897 in words is "two million, six hundred ninety-seven thousand, eight hundred ninety-seven".