99866038 has 8 divisors (see below), whose sum is σ = 153282888. Its totient is φ = 48771744.

The previous prime is 99866029. The next prime is 99866047. The reversal of 99866038 is 83066899.

It is an interprime number because it is at equal distance from previous prime (99866029) and next prime (99866047).

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 = 99865982 and 99866000.

It is a congruent number.

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, 580531 + ... + 580702.

It is an arithmetic number, because the mean of its divisors is an integer number (19160361).

Almost surely, 2^99866038 is an apocalyptic number.

99866038 is a deficient number, since it is larger than the sum of its proper divisors (53416850).

99866038 is a wasteful number, since it uses less digits than its factorization.

99866038 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1161278.

The product of its (nonzero) digits is 559872, while the sum is 49.

The square root of 99866038 is about 9993.2996552690. The cubic root of 99866038 is about 463.9515252322.

The spelling of 99866038 in words is "ninety-nine million, eight hundred sixty-six thousand, thirty-eight".