202428722 has 8 divisors (see below), whose sum is σ = 305506416. Its totient is φ = 100593252.

The previous prime is 202428713. The next prime is 202428757. The reversal of 202428722 is 227824202.

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, 310148 + ... + 310799.

It is an arithmetic number, because the mean of its divisors is an integer number (38188302).

Almost surely, 2^202428722 is an apocalyptic number.

202428722 is a deficient number, since it is larger than the sum of its proper divisors (103077694).

202428722 is a wasteful number, since it uses less digits than its factorization.

202428722 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621112.

The product of its (nonzero) digits is 7168, while the sum is 29.

The square root of 202428722 is about 14227.7447966992. The cubic root of 202428722 is about 587.1612383525.

The spelling of 202428722 in words is "two hundred two million, four hundred twenty-eight thousand, seven hundred twenty-two".