99154282 has 4 divisors (see below), whose sum is σ = 148731426. Its totient is φ = 49577140.

The previous prime is 99154271. The next prime is 99154283. The reversal of 99154282 is 28245199.

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

It can be written as a sum of positive squares in only one way, i.e., 65270241 + 33884041 = 8079^2 + 5821^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (99154283) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24788569 + ... + 24788572.

Almost surely, 2^99154282 is an apocalyptic number.

99154282 is a deficient number, since it is larger than the sum of its proper divisors (49577144).

99154282 is a wasteful number, since it uses less digits than its factorization.

99154282 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49577143.

The product of its digits is 51840, while the sum is 40.

The square root of 99154282 is about 9957.6243150663. The cubic root of 99154282 is about 462.8466854733.

The spelling of 99154282 in words is "ninety-nine million, one hundred fifty-four thousand, two hundred eighty-two".