55202502 has 16 divisors (see below), whose sum is σ = 116899632. Its totient is φ = 17318400.

The previous prime is 55202491. The next prime is 55202509. The reversal of 55202502 is 20520255.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55202509) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 270499 + ... + 270702.

It is an arithmetic number, because the mean of its divisors is an integer number (7306227).

Almost surely, 2^55202502 is an apocalyptic number.

55202502 is an abundant number, since it is smaller than the sum of its proper divisors (61697130).

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

55202502 is a wasteful number, since it uses less digits than its factorization.

55202502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 541223.

The product of its (nonzero) digits is 1000, while the sum is 21.

The square root of 55202502 is about 7429.8386254346. The cubic root of 55202502 is about 380.7614050270.

Adding to 55202502 its reverse (20520255), we get a palindrome (75722757).

The spelling of 55202502 in words is "fifty-five million, two hundred two thousand, five hundred two".