61536622 has 16 divisors (see below), whose sum is σ = 105592032. Its totient is φ = 26347680.

The previous prime is 61536599. The next prime is 61536659. The reversal of 61536622 is 22663516.

It is a super-3 number, since 3×61536622³ (a number of 24 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27672 + ... + 29812.

It is an arithmetic number, because the mean of its divisors is an integer number (6599502).

Almost surely, 2^61536622 is an apocalyptic number.

61536622 is a deficient number, since it is larger than the sum of its proper divisors (44055410).

61536622 is a wasteful number, since it uses less digits than its factorization.

61536622 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4203.

The product of its digits is 12960, while the sum is 31.

The square root of 61536622 is about 7844.5281566197. The cubic root of 61536622 is about 394.8006728116.

The spelling of 61536622 in words is "sixty-one million, five hundred thirty-six thousand, six hundred twenty-two".