61324735 has 4 divisors (see below), whose sum is σ = 73589688. Its totient is φ = 49059784.

The previous prime is 61324733. The next prime is 61324741. The reversal of 61324735 is 53742316.

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

It is a cyclic number.

It is not a de Polignac number, because 61324735 - 2¹ = 61324733 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 61324697 and 61324706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61324733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6132469 + ... + 6132478.

It is an arithmetic number, because the mean of its divisors is an integer number (18397422).

Almost surely, 2^61324735 is an apocalyptic number.

61324735 is a deficient number, since it is larger than the sum of its proper divisors (12264953).

61324735 is a wasteful number, since it uses less digits than its factorization.

61324735 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12264952.

The product of its digits is 15120, while the sum is 31.

The square root of 61324735 is about 7831.0111096844. The cubic root of 61324735 is about 394.3470170596.

The spelling of 61324735 in words is "sixty-one million, three hundred twenty-four thousand, seven hundred thirty-five".