99740498 has 32 divisors (see below), whose sum is σ = 176541120. Its totient is φ = 41664960.

The previous prime is 99740497. The next prime is 99740507. The reversal of 99740498 is 89404799.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (99740491) 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, 78593 + ... + 79851.

It is an arithmetic number, because the mean of its divisors is an integer number (5516910).

Almost surely, 2^99740498 is an apocalyptic number.

99740498 is a deficient number, since it is larger than the sum of its proper divisors (76800622).

99740498 is a wasteful number, since it uses less digits than its factorization.

99740498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1562.

The product of its (nonzero) digits is 653184, while the sum is 50.

The square root of 99740498 is about 9987.0164713993. The cubic root of 99740498 is about 463.7570350306.

The spelling of 99740498 in words is "ninety-nine million, seven hundred forty thousand, four hundred ninety-eight".