61324955 has 8 divisors (see below), whose sum is σ = 73698000. Its totient is φ = 48987936.

The previous prime is 61324931. The next prime is 61324961. The reversal of 61324955 is 55942316.

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 61324955 - 2⁸ = 61324699 is a prime.

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, 5105 + ... + 12194.

It is an arithmetic number, because the mean of its divisors is an integer number (9212250).

Almost surely, 2^61324955 is an apocalyptic number.

61324955 is a deficient number, since it is larger than the sum of its proper divisors (12373045).

61324955 is a wasteful number, since it uses less digits than its factorization.

61324955 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18013.

The product of its digits is 32400, while the sum is 35.

The square root of 61324955 is about 7831.0251563892. The cubic root of 61324955 is about 394.3474886270.

The spelling of 61324955 in words is "sixty-one million, three hundred twenty-four thousand, nine hundred fifty-five".