2925866 has 4 divisors (see below), whose sum is σ = 4388802. Its totient is φ = 1462932.

The previous prime is 2925859. The next prime is 2925889. The reversal of 2925866 is 6685292.

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., 1651225 + 1274641 = 1285^2 + 1129^2 .

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 731465 + ... + 731468.

2^2925866 is an apocalyptic number.

2925866 is a deficient number, since it is larger than the sum of its proper divisors (1462936).

2925866 is a wasteful number, since it uses less digits than its factorization.

2925866 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1462935.

The product of its digits is 51840, while the sum is 38.

The square root of 2925866 is about 1710.5162963269. The cubic root of 2925866 is about 143.0270377747.

The spelling of 2925866 in words is "two million, nine hundred twenty-five thousand, eight hundred sixty-six".