993425626 has 8 divisors (see below), whose sum is σ = 1514567124. Its totient is φ = 488569920.

The previous prime is 993425593. The next prime is 993425663. The reversal of 993425626 is 626524399.

It can be written as a sum of positive squares in 2 ways, for example, as 805708225 + 187717401 = 28385^2 + 13701^2 .

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

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, 4071295 + ... + 4071538.

Almost surely, 2^993425626 is an apocalyptic number.

993425626 is a deficient number, since it is larger than the sum of its proper divisors (521141498).

993425626 is a wasteful number, since it uses less digits than its factorization.

993425626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8142896.

The product of its digits is 699840, while the sum is 46.

The square root of 993425626 is about 31518.6552060839. The cubic root of 993425626 is about 997.8037218938.

The spelling of 993425626 in words is "nine hundred ninety-three million, four hundred twenty-five thousand, six hundred twenty-six".