2025986 has 4 divisors (see below), whose sum is σ = 3038982. Its totient is φ = 1012992.

The previous prime is 2025979. The next prime is 2026021. The reversal of 2025986 is 6895202.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6895202 = 2 ⋅3447601.

It can be written as a sum of positive squares in only one way, i.e., 1739761 + 286225 = 1319^2 + 535^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 506495 + ... + 506498.

2^2025986 is an apocalyptic number.

2025986 is a deficient number, since it is larger than the sum of its proper divisors (1012996).

2025986 is a wasteful number, since it uses less digits than its factorization.

2025986 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1012995.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 2025986 is about 1423.3713499997. The cubic root of 2025986 is about 126.5354304044.

The spelling of 2025986 in words is "two million, twenty-five thousand, nine hundred eighty-six".