202426620 has 48 divisors (see below), whose sum is σ = 618323328. Its totient is φ = 49072960.

The previous prime is 202426613. The next prime is 202426687. The reversal of 202426620 is 26624202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 152694 + ... + 154013.

It is an arithmetic number, because the mean of its divisors is an integer number (12881736).

Almost surely, 2^202426620 is an apocalyptic number.

202426620 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

202426620 is an abundant number, since it is smaller than the sum of its proper divisors (415896708).

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

202426620 is a wasteful number, since it uses less digits than its factorization.

202426620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 306730 (or 306728 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 202426620 is about 14227.6709267540. The cubic root of 202426620 is about 587.1592060039.

It can be divided in two parts, 20242 and 6620, that added together give a palindrome (26862).

The spelling of 202426620 in words is "two hundred two million, four hundred twenty-six thousand, six hundred twenty".