99240422 has 4 divisors (see below), whose sum is σ = 148860636. Its totient is φ = 49620210.

The previous prime is 99240413. The next prime is 99240437. The reversal of 99240422 is 22404299.

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

It is a super-2 number, since 2×99240422² = 19697322717476168, which contains 22 as substring.

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, 24810104 + ... + 24810107.

It is an arithmetic number, because the mean of its divisors is an integer number (37215159).

Almost surely, 2^99240422 is an apocalyptic number.

99240422 is a deficient number, since it is larger than the sum of its proper divisors (49620214).

99240422 is a wasteful number, since it uses less digits than its factorization.

99240422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49620213.

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 99240422 is about 9961.9487049472. The cubic root of 99240422 is about 462.9806789251.

It can be divided in two parts, 992 and 40422, that added together give a palindrome (41414).

The spelling of 99240422 in words is "ninety-nine million, two hundred forty thousand, four hundred twenty-two".