61322065 has 16 divisors (see below), whose sum is σ = 84379392. Its totient is φ = 41909184.

The previous prime is 61322057. The next prime is 61322081. The reversal of 61322065 is 56022316.

It is a cyclic number.

It is not a de Polignac number, because 61322065 - 2³ = 61322057 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8332 + ... + 13858.

It is an arithmetic number, because the mean of its divisors is an integer number (5273712).

Almost surely, 2^61322065 is an apocalyptic number.

It is an amenable number.

61322065 is a deficient number, since it is larger than the sum of its proper divisors (23057327).

61322065 is a wasteful number, since it uses less digits than its factorization.

61322065 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5856.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 61322065 is about 7830.8406317585. The cubic root of 61322065 is about 394.3412938561.

The spelling of 61322065 in words is "sixty-one million, three hundred twenty-two thousand, sixty-five".