202621052 has 6 divisors (see below), whose sum is σ = 354586848. Its totient is φ = 101310524.

The previous prime is 202621043. The next prime is 202621061. The reversal of 202621052 is 250126202.

It is an interprime number because it is at equal distance from previous prime (202621043) and next prime (202621061).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25327628 + ... + 25327635.

It is an arithmetic number, because the mean of its divisors is an integer number (59097808).

Almost surely, 2^202621052 is an apocalyptic number.

It is an amenable number.

202621052 is a deficient number, since it is larger than the sum of its proper divisors (151965796).

202621052 is a wasteful number, since it uses less digits than its factorization.

202621052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50655267 (or 50655265 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 202621052 is about 14234.5021690258. The cubic root of 202621052 is about 587.3471358440.

Adding to 202621052 its reverse (250126202), we get a palindrome (452747254).

The spelling of 202621052 in words is "two hundred two million, six hundred twenty-one thousand, fifty-two".