99997874 has 8 divisors (see below), whose sum is σ = 157891440. Its totient is φ = 47367396.

The previous prime is 99997873. The next prime is 99997879. The reversal of 99997874 is 47879999.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (99997871) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1315724 + ... + 1315799.

It is an arithmetic number, because the mean of its divisors is an integer number (19736430).

Almost surely, 2^99997874 is an apocalyptic number.

99997874 is a deficient number, since it is larger than the sum of its proper divisors (57893566).

99997874 is a wasteful number, since it uses less digits than its factorization.

99997874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2631544.

The product of its digits is 10287648, while the sum is 62.

The square root of 99997874 is about 9999.8936994350. The cubic root of 99997874 is about 464.1555939987.

The spelling of 99997874 in words is "ninety-nine million, nine hundred ninety-seven thousand, eight hundred seventy-four".