1006425634 has 8 divisors (see below), whose sum is σ = 1525202028. Its totient is φ = 498024960.

The previous prime is 1006425613. The next prime is 1006425659. The reversal of 1006425634 is 4365246001.

It can be written as a sum of positive squares in 2 ways, for example, as 899820009 + 106605625 = 29997^2 + 10325^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 1006425596 and 1006425605.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2593687 + ... + 2594074.

Almost surely, 2^1006425634 is an apocalyptic number.

1006425634 is a deficient number, since it is larger than the sum of its proper divisors (518776394).

1006425634 is an equidigital number, since it uses as much as digits as its factorization.

1006425634 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5187860.

The product of its (nonzero) digits is 17280, while the sum is 31.

The square root of 1006425634 is about 31724.2121099957. The cubic root of 1006425634 is about 1002.1373066658.

It can be divided in two parts, 100642 and 5634, that added together give a square (106276 = 326²).

The spelling of 1006425634 in words is "one billion, six million, four hundred twenty-five thousand, six hundred thirty-four".