53561002 has 16 divisors (see below), whose sum is σ = 87988032. Its totient is φ = 24250720.

The previous prime is 53560993. The next prime is 53561029. The reversal of 53561002 is 20016535.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1158 + ... + 10414.

It is an arithmetic number, because the mean of its divisors is an integer number (5499252).

Almost surely, 2^53561002 is an apocalyptic number.

53561002 is a deficient number, since it is larger than the sum of its proper divisors (34427030).

53561002 is a wasteful number, since it uses less digits than its factorization.

53561002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9533.

The product of its (nonzero) digits is 900, while the sum is 22.

The square root of 53561002 is about 7318.5382420262. The cubic root of 53561002 is about 376.9492622631.

Adding to 53561002 its reverse (20016535), we get a palindrome (73577537).

The spelling of 53561002 in words is "fifty-three million, five hundred sixty-one thousand, two".