427599125 has 8 divisors (see below), whose sum is σ = 533643864. Its totient is φ = 342079200.

The previous prime is 427599103. The next prime is 427599131. The reversal of 427599125 is 521995724.

It can be written as a sum of positive squares in 4 ways, for example, as 19518724 + 408080401 = 4418^2 + 20201^2 .

It is not a de Polignac number, because 427599125 - 2¹⁸ = 427336981 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 7 ways as a sum of consecutive naturals, for example, 1710272 + ... + 1710521.

It is an arithmetic number, because the mean of its divisors is an integer number (66705483).

Almost surely, 2^427599125 is an apocalyptic number.

It is an amenable number.

427599125 is a deficient number, since it is larger than the sum of its proper divisors (106044739).

427599125 is an equidigital number, since it uses as much as digits as its factorization.

427599125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3420808 (or 3420798 counting only the distinct ones).

The product of its digits is 226800, while the sum is 44.

The square root of 427599125 is about 20678.4700836401. The cubic root of 427599125 is about 753.3768471267.

It can be divided in two parts, 427599 and 125, that added together give a palindrome (427724).

The spelling of 427599125 in words is "four hundred twenty-seven million, five hundred ninety-nine thousand, one hundred twenty-five".