61495533 has 24 divisors (see below), whose sum is σ = 102005280. Its totient is φ = 35307360.

The previous prime is 61495519. The next prime is 61495543. The reversal of 61495533 is 33559416.

61495533 is a `hidden beast` number, since 61 + 49 + 553 + 3 = 666.

It is not a de Polignac number, because 61495533 - 2⁸ = 61495277 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61495513) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14466 + ... + 18227.

It is an arithmetic number, because the mean of its divisors is an integer number (4250220).

Almost surely, 2^61495533 is an apocalyptic number.

It is an amenable number.

61495533 is a deficient number, since it is larger than the sum of its proper divisors (40509747).

61495533 is a wasteful number, since it uses less digits than its factorization.

61495533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32729 (or 32726 counting only the distinct ones).

The product of its digits is 48600, while the sum is 36.

The square root of 61495533 is about 7841.9087599895. The cubic root of 61495533 is about 394.7127816436.

It can be divided in two parts, 61 and 495533, that added together give a palindrome (495594).

The spelling of 61495533 in words is "sixty-one million, four hundred ninety-five thousand, five hundred thirty-three".