49929993 has 8 divisors (see below), whose sum is σ = 73970400. Its totient is φ = 33286644.

The previous prime is 49929991. The next prime is 49930021. The reversal of 49929993 is 39992994.

It is not a de Polignac number, because 49929993 - 2¹ = 49929991 is a prime.

It is not an unprimeable number, because it can be changed into a prime (49929991) 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, 924603 + ... + 924656.

It is an arithmetic number, because the mean of its divisors is an integer number (9246300).

Almost surely, 2^49929993 is an apocalyptic number.

It is an amenable number.

49929993 is a deficient number, since it is larger than the sum of its proper divisors (24040407).

49929993 is a wasteful number, since it uses less digits than its factorization.

49929993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1849268 (or 1849262 counting only the distinct ones).

The product of its digits is 1417176, while the sum is 54.

The square root of 49929993 is about 7066.1158354502. The cubic root of 49929993 is about 368.2311308934.

The spelling of 49929993 in words is "forty-nine million, nine hundred twenty-nine thousand, nine hundred ninety-three".