202206040 has 32 divisors (see below), whose sum is σ = 459477360. Its totient is φ = 80080000.

The previous prime is 202206001. The next prime is 202206061. The reversal of 202206040 is 40602202.

It is a super-2 number, since 2×202206040² = 81774565224963200, 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 (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20986 + ... + 29065.

Almost surely, 2^202206040 is an apocalyptic number.

202206040 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202206040 is an abundant number, since it is smaller than the sum of its proper divisors (257271320).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

202206040 is a wasteful number, since it uses less digits than its factorization.

202206040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50163 (or 50159 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

The square root of 202206040 is about 14219.9170180420. The cubic root of 202206040 is about 586.9458568413.

Adding to 202206040 its reverse (40602202), we get a palindrome (242808242).

The spelling of 202206040 in words is "two hundred two million, two hundred six thousand, forty".