73434613 has 8 divisors (see below), whose sum is σ = 85178432. Its totient is φ = 62004096.

The previous prime is 73434593. The next prime is 73434619. The reversal of 73434613 is 31643437.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 73434613 - 2¹³ = 73426421 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 (73434619) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 77820 + ... + 78757.

It is an arithmetic number, because the mean of its divisors is an integer number (10647304).

Almost surely, 2^73434613 is an apocalyptic number.

It is an amenable number.

73434613 is a deficient number, since it is larger than the sum of its proper divisors (11743819).

73434613 is a wasteful number, since it uses less digits than its factorization.

73434613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156651.

The product of its digits is 18144, while the sum is 31.

The square root of 73434613 is about 8569.3998039536. The cubic root of 73434613 is about 418.7616832561.

It can be divided in two parts, 73434 and 613, that added together give a palindrome (74047).

The spelling of 73434613 in words is "seventy-three million, four hundred thirty-four thousand, six hundred thirteen".