1005634425 has 24 divisors (see below), whose sum is σ = 1663618720. Its totient is φ = 536025600.

The previous prime is 1005634417. The next prime is 1005634453. The reversal of 1005634425 is 5244365001.

It is not a de Polignac number, because 1005634425 - 2³ = 1005634417 is a prime.

It is a super-2 number, since 2×1005634425² = 2022601193490161250, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1005634392 and 1005634401.

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, 187785 + ... + 193065.

Almost surely, 2^1005634425 is an apocalyptic number.

1005634425 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1005634425 is a deficient number, since it is larger than the sum of its proper divisors (657984295).

1005634425 is a wasteful number, since it uses less digits than its factorization.

1005634425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7833 (or 7828 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 30.

The square root of 1005634425 is about 31711.7395454743. The cubic root of 1005634425 is about 1001.8746252509.

Adding to 1005634425 its reverse (5244365001), we get a palindrome (6249999426).

The spelling of 1005634425 in words is "one billion, five million, six hundred thirty-four thousand, four hundred twenty-five".