99949726 has 4 divisors (see below), whose sum is σ = 149924592. Its totient is φ = 49974862.

The previous prime is 99949711. The next prime is 99949771. The reversal of 99949726 is 62794999.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24987430 + ... + 24987433.

It is an arithmetic number, because the mean of its divisors is an integer number (37481148).

Almost surely, 2^99949726 is an apocalyptic number.

99949726 is a deficient number, since it is larger than the sum of its proper divisors (49974866).

99949726 is a wasteful number, since it uses less digits than its factorization.

99949726 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49974865.

The product of its digits is 2204496, while the sum is 55.

The square root of 99949726 is about 9997.4859839862. The cubic root of 99949726 is about 464.0810865770.

The spelling of 99949726 in words is "ninety-nine million, nine hundred forty-nine thousand, seven hundred twenty-six".