427334625 has 24 divisors (see below), whose sum is σ = 770343912. Its totient is φ = 227911200.

The previous prime is 427334603. The next prime is 427334639. The reversal of 427334625 is 526433724.

427334625 is a `hidden beast` number, since 4 + 27 + 3 + 3 + 4 + 625 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 24770529 + 402564096 = 4977^2 + 20064^2 .

It is not a de Polignac number, because 427334625 - 2⁶ = 427334561 is a prime.

It is a super-2 number, since 2×427334625² = 365229763447781250, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 427334625.

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, 188802 + ... + 191051.

It is an arithmetic number, because the mean of its divisors is an integer number (32097663).

Almost surely, 2^427334625 is an apocalyptic number.

427334625 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

427334625 is a deficient number, since it is larger than the sum of its proper divisors (343009287).

427334625 is a wasteful number, since it uses less digits than its factorization.

427334625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379874 (or 379861 counting only the distinct ones).

The product of its digits is 120960, while the sum is 36.

The square root of 427334625 is about 20672.0735534682. The cubic root of 427334625 is about 753.2214763089.

Subtracting 427334625 from its reverse (526433724), we obtain a palindrome (99099099).

The spelling of 427334625 in words is "four hundred twenty-seven million, three hundred thirty-four thousand, six hundred twenty-five".