61328367 has 32 divisors (see below), whose sum is σ = 98055360. Its totient is φ = 37739520.

The previous prime is 61328357. The next prime is 61328369. The reversal of 61328367 is 76382316.

It is a happy number.

61328367 is a `hidden beast` number, since 613 + 2 + 8 + 36 + 7 = 666.

It is not a de Polignac number, because 61328367 - 2⁶ = 61328303 is a prime.

It is a super-2 number, since 2×61328367² = 7522337197773378, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61328369) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23067 + ... + 25587.

It is an arithmetic number, because the mean of its divisors is an integer number (3064230).

Almost surely, 2^61328367 is an apocalyptic number.

61328367 is a deficient number, since it is larger than the sum of its proper divisors (36726993).

61328367 is a wasteful number, since it uses less digits than its factorization.

61328367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2600 (or 2594 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 61328367 is about 7831.2430047854. The cubic root of 61328367 is about 394.3548020645.

The spelling of 61328367 in words is "sixty-one million, three hundred twenty-eight thousand, three hundred sixty-seven".