3531898 has 4 divisors (see below), whose sum is σ = 5297850. Its totient is φ = 1765948.

The previous prime is 3531887. The next prime is 3531907. The reversal of 3531898 is 8981353.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8981353 = 113 ⋅79481.

It can be written as a sum of positive squares in only one way, i.e., 2934369 + 597529 = 1713^2 + 773^2 .

It is an unprimeable number.

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, 882973 + ... + 882976.

Almost surely, 2^3531898 is an apocalyptic number.

3531898 is a deficient number, since it is larger than the sum of its proper divisors (1765952).

3531898 is a wasteful number, since it uses less digits than its factorization.

3531898 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1765951.

The product of its digits is 25920, while the sum is 37.

The square root of 3531898 is about 1879.3344566628. The cubic root of 3531898 is about 152.2892978369.

The spelling of 3531898 in words is "three million, five hundred thirty-one thousand, eight hundred ninety-eight".