93426639 has 4 divisors (see below), whose sum is σ = 124568856. Its totient is φ = 62284424.

The previous prime is 93426637. The next prime is 93426649. The reversal of 93426639 is 93662439.

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 93426639 - 2¹ = 93426637 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 93426639.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (93426637) 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, 15571104 + ... + 15571109.

It is an arithmetic number, because the mean of its divisors is an integer number (31142214).

Almost surely, 2^93426639 is an apocalyptic number.

93426639 is a deficient number, since it is larger than the sum of its proper divisors (31142217).

93426639 is a wasteful number, since it uses less digits than its factorization.

93426639 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31142216.

The product of its digits is 209952, while the sum is 42.

The square root of 93426639 is about 9665.7456515263. The cubic root of 93426639 is about 453.7572479471.

The spelling of 93426639 in words is "ninety-three million, four hundred twenty-six thousand, six hundred thirty-nine".