2850397 has 6 divisors (see below), whose sum is σ = 3133214. Its totient is φ = 2591160.

The previous prime is 2850389. The next prime is 2850401. The reversal of 2850397 is 7930582.

It can be written as a sum of positive squares in only one way, i.e., 1490841 + 1359556 = 1221^2 + 1166^2 .

It is not a de Polignac number, because 2850397 - 2³ = 2850389 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2850317) 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, 11658 + ... + 11899.

2^2850397 is an apocalyptic number.

It is an amenable number.

2850397 is a deficient number, since it is larger than the sum of its proper divisors (282817).

2850397 is a wasteful number, since it uses less digits than its factorization.

2850397 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23579 (or 23568 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 34.

The square root of 2850397 is about 1688.3118787712. The cubic root of 2850397 is about 141.7865768309.

The spelling of 2850397 in words is "two million, eight hundred fifty thousand, three hundred ninety-seven".