205433725 has 36 divisors (see below), whose sum is σ = 300870624. Its totient is φ = 138710880.

The previous prime is 205433653. The next prime is 205433741. The reversal of 205433725 is 527334502.

It is not a de Polignac number, because 205433725 - 2¹⁵ = 205400957 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 80824 + ... + 83326.

Almost surely, 2^205433725 is an apocalyptic number.

205433725 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

205433725 is a deficient number, since it is larger than the sum of its proper divisors (95436899).

205433725 is a wasteful number, since it uses less digits than its factorization.

205433725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2594 (or 2582 counting only the distinct ones).

The product of its (nonzero) digits is 25200, while the sum is 31.

The square root of 205433725 is about 14332.9593943470. The cubic root of 205433725 is about 590.0523988701.

The spelling of 205433725 in words is "two hundred five million, four hundred thirty-three thousand, seven hundred twenty-five".