49134739 has 8 divisors (see below), whose sum is σ = 51466752. Its totient is φ = 46819080.

The previous prime is 49134731. The next prime is 49134749. The reversal of 49134739 is 93743194.

It is a happy number.

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 49134739 - 2³ = 49134731 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (49134731) 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, 2292 + ... + 10174.

It is an arithmetic number, because the mean of its divisors is an integer number (6433344).

Almost surely, 2^49134739 is an apocalyptic number.

49134739 is a deficient number, since it is larger than the sum of its proper divisors (2332013).

49134739 is a wasteful number, since it uses less digits than its factorization.

49134739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8177.

The product of its digits is 81648, while the sum is 40.

The square root of 49134739 is about 7009.6176072593. The cubic root of 49134739 is about 366.2656730122.

The spelling of 49134739 in words is "forty-nine million, one hundred thirty-four thousand, seven hundred thirty-nine".