61346623 has 4 divisors (see below), whose sum is σ = 66065608. Its totient is φ = 56627640.

The previous prime is 61346603. The next prime is 61346633. The reversal of 61346623 is 32664316.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-61346623 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (61346603) 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, 2359473 + ... + 2359498.

It is an arithmetic number, because the mean of its divisors is an integer number (16516402).

Almost surely, 2^61346623 is an apocalyptic number.

61346623 is a deficient number, since it is larger than the sum of its proper divisors (4718985).

61346623 is a wasteful number, since it uses less digits than its factorization.

61346623 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4718984.

The product of its digits is 15552, while the sum is 31.

The square root of 61346623 is about 7832.4085056897. The cubic root of 61346623 is about 394.3939282056.

The spelling of 61346623 in words is "sixty-one million, three hundred forty-six thousand, six hundred twenty-three".