980625599 has 4 divisors (see below), whose sum is σ = 980736936. Its totient is φ = 980514264.

The previous prime is 980625593. The next prime is 980625619. The reversal of 980625599 is 995526089.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 980625599 - 2¹² = 980621503 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 980625599.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (980625593) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41204 + ... + 60489.

It is an arithmetic number, because the mean of its divisors is an integer number (245184234).

Almost surely, 2^980625599 is an apocalyptic number.

980625599 is a deficient number, since it is larger than the sum of its proper divisors (111337).

980625599 is a wasteful number, since it uses less digits than its factorization.

980625599 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111336.

The product of its (nonzero) digits is 1749600, while the sum is 53.

The square root of 980625599 is about 31314.9421043693. The cubic root of 980625599 is about 993.4997040399.

The spelling of 980625599 in words is "nine hundred eighty million, six hundred twenty-five thousand, five hundred ninety-nine".