5697898 has 4 divisors (see below), whose sum is σ = 8546850. Its totient is φ = 2848948.

The previous prime is 5697883. The next prime is 5697899. The reversal of 5697898 is 8987965.

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., 5212089 + 485809 = 2283^2 + 697^2 .

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (5697899) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1424473 + ... + 1424476.

Almost surely, 2^5697898 is an apocalyptic number.

5697898 is a deficient number, since it is larger than the sum of its proper divisors (2848952).

5697898 is a wasteful number, since it uses less digits than its factorization.

5697898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2848951.

The product of its digits is 1088640, while the sum is 52.

The square root of 5697898 is about 2387.0270212128. The cubic root of 5697898 is about 178.6096379646.

The spelling of 5697898 in words is "five million, six hundred ninety-seven thousand, eight hundred ninety-eight".