439950625 has 15 divisors (see below), whose sum is σ = 550418341. Its totient is φ = 351541000.

The previous prime is 439950613. The next prime is 439950649. The reversal of 439950625 is 526059934.

The square root of 439950625 is 20975.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in 2 ways, for example, as 34492129 + 405458496 = 5873^2 + 20136^2 .

It is not a de Polignac number, because 439950625 - 2²⁷ = 305732897 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 14 ways as a sum of consecutive naturals, for example, 523956 + ... + 524794.

Almost surely, 2^439950625 is an apocalyptic number.

439950625 is the 20975-th square number.

439950625 is the 10488-th centered octagonal number.

It is an amenable number.

439950625 is a deficient number, since it is larger than the sum of its proper divisors (110467716).

439950625 is an frugal number, since it uses more digits than its factorization.

439950625 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1698 (or 844 counting only the distinct ones).

The product of its (nonzero) digits is 291600, while the sum is 43.

The cubic root of 439950625 is about 760.5620409702.

Multiplying 439950625 by its product of nonzero digits (291600), we get a square (128289602250000 = 11326500²).

The spelling of 439950625 in words is "four hundred thirty-nine million, nine hundred fifty thousand, six hundred twenty-five".