99940510 has 32 divisors (see below), whose sum is σ = 185200992. Its totient is φ = 38812800.

The previous prime is 99940507. The next prime is 99940517. The reversal of 99940510 is 1504999.

It is a self number, because there is not a number n which added to its sum of digits gives 99940510.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99940517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 52597 + ... + 54463.

It is an arithmetic number, because the mean of its divisors is an integer number (5787531).

Almost surely, 2^99940510 is an apocalyptic number.

99940510 is a deficient number, since it is larger than the sum of its proper divisors (85260482).

99940510 is a wasteful number, since it uses less digits than its factorization.

99940510 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2028.

The product of its (nonzero) digits is 14580, while the sum is 37.

The square root of 99940510 is about 9997.0250574859. The cubic root of 99940510 is about 464.0668223966.

The spelling of 99940510 in words is "ninety-nine million, nine hundred forty thousand, five hundred ten".