49293823 has 4 divisors (see below), whose sum is σ = 50993640. Its totient is φ = 47594008.

The previous prime is 49293821. The next prime is 49293841. The reversal of 49293823 is 32839294.

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 49293823 - 2¹ = 49293821 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 (49293821) 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, 849865 + ... + 849922.

It is an arithmetic number, because the mean of its divisors is an integer number (12748410).

Almost surely, 2^49293823 is an apocalyptic number.

49293823 is a deficient number, since it is larger than the sum of its proper divisors (1699817).

49293823 is a wasteful number, since it uses less digits than its factorization.

49293823 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1699816.

The product of its digits is 93312, while the sum is 40.

The square root of 49293823 is about 7020.9559890374. The cubic root of 49293823 is about 366.6605344245.

The spelling of 49293823 in words is "forty-nine million, two hundred ninety-three thousand, eight hundred twenty-three".