49692729 has 8 divisors (see below), whose sum is σ = 66521952. Its totient is φ = 32996000.

The previous prime is 49692703. The next prime is 49692737. The reversal of 49692729 is 92729694.

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

It is a cyclic number.

It is not a de Polignac number, because 49692729 - 2¹⁷ = 49561657 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is not an unprimeable number, because it can be changed into a prime (49692529) 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, 32244 + ... + 33749.

It is an arithmetic number, because the mean of its divisors is an integer number (8315244).

Almost surely, 2^49692729 is an apocalyptic number.

It is an amenable number.

49692729 is a deficient number, since it is larger than the sum of its proper divisors (16829223).

49692729 is a wasteful number, since it uses less digits than its factorization.

49692729 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66247.

The product of its digits is 489888, while the sum is 48.

The square root of 49692729 is about 7049.3069872151. The cubic root of 49692729 is about 367.6469346268.

The spelling of 49692729 in words is "forty-nine million, six hundred ninety-two thousand, seven hundred twenty-nine".