61632755 has 8 divisors (see below), whose sum is σ = 77175072. Its totient is φ = 47162368.

The previous prime is 61632721. The next prime is 61632773. The reversal of 61632755 is 55723616.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 61632755 - 2⁶ = 61632691 is a prime.

It is a Duffinian number.

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, 267854 + ... + 268083.

It is an arithmetic number, because the mean of its divisors is an integer number (9646884).

Almost surely, 2^61632755 is an apocalyptic number.

61632755 is a deficient number, since it is larger than the sum of its proper divisors (15542317).

61632755 is a wasteful number, since it uses less digits than its factorization.

61632755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 535965.

The product of its digits is 37800, while the sum is 35.

The square root of 61632755 is about 7850.6531575405. The cubic root of 61632755 is about 395.0061527643.

The spelling of 61632755 in words is "sixty-one million, six hundred thirty-two thousand, seven hundred fifty-five".