99725486 has 12 divisors (see below), whose sum is σ = 174010968. Its totient is φ = 42739452.

The previous prime is 99725443. The next prime is 99725491. The reversal of 99725486 is 68452799.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 508706 + ... + 508901.

It is an arithmetic number, because the mean of its divisors is an integer number (14500914).

Almost surely, 2^99725486 is an apocalyptic number.

99725486 is a deficient number, since it is larger than the sum of its proper divisors (74285482).

99725486 is a wasteful number, since it uses less digits than its factorization.

99725486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1017623 (or 1017616 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 50.

The square root of 99725486 is about 9986.2648673065. The cubic root of 99725486 is about 463.7337670834.

The spelling of 99725486 in words is "ninety-nine million, seven hundred twenty-five thousand, four hundred eighty-six".