200451425 has 24 divisors (see below), whose sum is σ = 270101760. Its totient is φ = 147009600.

The previous prime is 200451421. The next prime is 200451457. The reversal of 200451425 is 524154002.

It is a happy number.

It is not a de Polignac number, because 200451425 - 2² = 200451421 is a prime.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 200451425.

It is not an unprimeable number, because it can be changed into a prime (200451421) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7919 + ... + 21531.

It is an arithmetic number, because the mean of its divisors is an integer number (11254240).

Almost surely, 2^200451425 is an apocalyptic number.

200451425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

200451425 is a deficient number, since it is larger than the sum of its proper divisors (69650335).

200451425 is a wasteful number, since it uses less digits than its factorization.

200451425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13673 (or 13668 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 200451425 is about 14158.0869117265. The cubic root of 200451425 is about 585.2432085876.

The spelling of 200451425 in words is "two hundred million, four hundred fifty-one thousand, four hundred twenty-five".