61363572 has 12 divisors (see below), whose sum is σ = 143181696. Its totient is φ = 20454520.

The previous prime is 61363553. The next prime is 61363573. The reversal of 61363572 is 27536316.

61363572 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61363573) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 2556804 + ... + 2556827.

It is an arithmetic number, because the mean of its divisors is an integer number (11931808).

Almost surely, 2^61363572 is an apocalyptic number.

It is an amenable number.

61363572 is an abundant number, since it is smaller than the sum of its proper divisors (81818124).

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

61363572 is a wasteful number, since it uses less digits than its factorization.

61363572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5113638 (or 5113636 counting only the distinct ones).

The product of its digits is 22680, while the sum is 33.

The square root of 61363572 is about 7833.4904097726. The cubic root of 61363572 is about 394.4302462448.

Adding to 61363572 its reverse (27536316), we get a palindrome (88899888).

The spelling of 61363572 in words is "sixty-one million, three hundred sixty-three thousand, five hundred seventy-two".