61520652 is a `hidden beast` number, since 6 + 1 + 5 + 2 + 0 + 652 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is an unprimeable number.
Almost surely, 261520652 is an apocalyptic number.
It is an amenable number.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61520652 is a wasteful number, since it uses less digits than its factorization.
61520652 is an evil number, because the sum of its binary digits is even.
The square root of 61520652 is about 7843.5101835849. The cubic root of 61520652 is about 394.7665169326.
The spelling of 61520652 in words is "sixty-one million, five hundred twenty thousand, six hundred fifty-two".