99740063 has 16 divisors (see below), whose sum is σ = 109040640. Its totient is φ = 90914400.

The previous prime is 99740041. The next prime is 99740083. The reversal of 99740063 is 36004799.

It is not a de Polignac number, because 99740063 - 2⁶ = 99739999 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99739999 and 99740026.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99740023) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53558 + ... + 55388.

It is an arithmetic number, because the mean of its divisors is an integer number (6815040).

Almost surely, 2^99740063 is an apocalyptic number.

99740063 is a deficient number, since it is larger than the sum of its proper divisors (9300577).

99740063 is a wasteful number, since it uses less digits than its factorization.

99740063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1958.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 99740063 is about 9986.9946930996. The cubic root of 99740063 is about 463.7563608323.

It can be divided in two parts, 99 and 740063, that multiplied together give a palindrome (73266237).

The spelling of 99740063 in words is "ninety-nine million, seven hundred forty thousand, sixty-three".