462643425 has 18 divisors (see below), whose sum is σ = 828646182. Its totient is φ = 246743040.

The previous prime is 462643417. The next prime is 462643427. The reversal of 462643425 is 524346264.

462643425 is a `hidden beast` number, since 4 + 6 + 2 + 643 + 4 + 2 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 150626529 + 312016896 = 12273^2 + 17664^2 .

It is not a de Polignac number, because 462643425 - 2³ = 462643417 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 462643425.

It is not an unprimeable number, because it can be changed into a prime (462643427) by changing a digit.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 1027872 + ... + 1028321.

It is an arithmetic number, because the mean of its divisors is an integer number (46035899).

Almost surely, 2^462643425 is an apocalyptic number.

462643425 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

462643425 is a deficient number, since it is larger than the sum of its proper divisors (366002757).

462643425 is a wasteful number, since it uses less digits than its factorization.

462643425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2056209 (or 2056201 counting only the distinct ones).

The product of its digits is 138240, while the sum is 36.

The square root of 462643425 is about 21509.1474726452. The cubic root of 462643425 is about 773.4201183116.

Adding to 462643425 its reverse (524346264), we get a palindrome (986989689).

The spelling of 462643425 in words is "four hundred sixty-two million, six hundred forty-three thousand, four hundred twenty-five".