61324658 has 4 divisors (see below), whose sum is σ = 91986990. Its totient is φ = 30662328.

The previous prime is 61324639. The next prime is 61324667. The reversal of 61324658 is 85642316.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 42601729 + 18722929 = 6527^2 + 4327^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15331163 + ... + 15331166.

Almost surely, 2^61324658 is an apocalyptic number.

61324658 is a deficient number, since it is larger than the sum of its proper divisors (30662332).

61324658 is a wasteful number, since it uses less digits than its factorization.

61324658 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30662331.

The product of its digits is 34560, while the sum is 35.

The square root of 61324658 is about 7831.0061933317. The cubic root of 61324658 is about 394.3468520107.

The spelling of 61324658 in words is "sixty-one million, three hundred twenty-four thousand, six hundred fifty-eight".