202274738 has 8 divisors (see below), whose sum is σ = 321259932. Its totient is φ = 95188096.

The previous prime is 202274731. The next prime is 202274749. The reversal of 202274738 is 837472202.

It can be written as a sum of positive squares in 2 ways, for example, as 201157489 + 1117249 = 14183^2 + 1057^2 .

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

It is a junction number, because it is equal to n+sod(n) for n = 202274698 and 202274707.

It is not an unprimeable number, because it can be changed into a prime (202274731) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2974595 + ... + 2974662.

Almost surely, 2^202274738 is an apocalyptic number.

202274738 is a deficient number, since it is larger than the sum of its proper divisors (118985194).

202274738 is a wasteful number, since it uses less digits than its factorization.

202274738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5949276.

The product of its (nonzero) digits is 37632, while the sum is 35.

The square root of 202274738 is about 14222.3323684971. The cubic root of 202274738 is about 587.0123194800.

The spelling of 202274738 in words is "two hundred two million, two hundred seventy-four thousand, seven hundred thirty-eight".