2897422 has 8 divisors (see below), whose sum is σ = 4741272. Its totient is φ = 1317000.

The previous prime is 2897417. The next prime is 2897423. The reversal of 2897422 is 2247982.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2897423) 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, 65829 + ... + 65872.

It is an arithmetic number, because the mean of its divisors is an integer number (592659).

2^2897422 is an apocalyptic number.

2897422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

2897422 is a deficient number, since it is larger than the sum of its proper divisors (1843850).

2897422 is a wasteful number, since it uses less digits than its factorization.

2897422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 131714.

The product of its digits is 16128, while the sum is 34.

The square root of 2897422 is about 1702.1815414344. The cubic root of 2897422 is about 142.5620454137.

The spelling of 2897422 in words is "two million, eight hundred ninety-seven thousand, four hundred twenty-two".