99442502 has 4 divisors (see below), whose sum is σ = 149163756. Its totient is φ = 49721250.

The previous prime is 99442481. The next prime is 99442517. The reversal of 99442502 is 20524499.

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

It is a super-2 number, since 2×99442502² = 19777622408040008, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24860624 + ... + 24860627.

It is an arithmetic number, because the mean of its divisors is an integer number (37290939).

Almost surely, 2^99442502 is an apocalyptic number.

99442502 is a deficient number, since it is larger than the sum of its proper divisors (49721254).

99442502 is a wasteful number, since it uses less digits than its factorization.

99442502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 49721253.

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 99442502 is about 9972.0861408233. The cubic root of 99442502 is about 463.2947166316.

The spelling of 99442502 in words is "ninety-nine million, four hundred forty-two thousand, five hundred two".