2199925 has 24 divisors (see below), whose sum is σ = 3360896. Its totient is φ = 1391040.

The previous prime is 2199917. The next prime is 2199931. The reversal of 2199925 is 5299912.

It is not a de Polignac number, because 2199925 - 2³ = 2199917 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1792 + ... + 2758.

2^2199925 is an apocalyptic number.

2199925 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2199925 is a deficient number, since it is larger than the sum of its proper divisors (1160971).

2199925 is a wasteful number, since it uses less digits than its factorization.

2199925 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 997 (or 992 counting only the distinct ones).

The product of its digits is 14580, while the sum is 37.

The square root of 2199925 is about 1483.2144147088. The cubic root of 2199925 is about 130.0576667235.

The spelling of 2199925 in words is "two million, one hundred ninety-nine thousand, nine hundred twenty-five".