202240298 has 16 divisors (see below), whose sum is σ = 335527080. Its totient is φ = 90818496.

The previous prime is 202240277. The next prime is 202240327. The reversal of 202240298 is 892042202.

It can be written as a sum of positive squares in 4 ways, for example, as 120934009 + 81306289 = 10997^2 + 9017^2 .

It is a super-2 number, since 2×202240298² = 81802276270257608, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 202240298.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 104153 + ... + 106076.

Almost surely, 2^202240298 is an apocalyptic number.

202240298 is a deficient number, since it is larger than the sum of its proper divisors (133286782).

202240298 is a wasteful number, since it uses less digits than its factorization.

202240298 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210281.

The product of its (nonzero) digits is 4608, while the sum is 29.

The square root of 202240298 is about 14221.1215450822. The cubic root of 202240298 is about 586.9790020030.

The spelling of 202240298 in words is "two hundred two million, two hundred forty thousand, two hundred ninety-eight".