202055290 has 8 divisors (see below), whose sum is σ = 363699540. Its totient is φ = 80822112.

The previous prime is 202055281. The next prime is 202055311. The reversal of 202055290 is 92550202.

202055290 is digitally balanced in base 2 and base 3, because in such bases it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 201100761 + 954529 = 14181^2 + 977^2 .

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10102755 + ... + 10102774.

Almost surely, 2^202055290 is an apocalyptic number.

202055290 is a deficient number, since it is larger than the sum of its proper divisors (161644250).

202055290 is a wasteful number, since it uses less digits than its factorization.

202055290 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20205536.

The product of its (nonzero) digits is 1800, while the sum is 25.

The square root of 202055290 is about 14214.6153658831. The cubic root of 202055290 is about 586.7999593108.

The spelling of 202055290 in words is "two hundred two million, fifty-five thousand, two hundred ninety".