48666739 has 4 divisors (see below), whose sum is σ = 53091000. Its totient is φ = 44242480.

The previous prime is 48666731. The next prime is 48666763. The reversal of 48666739 is 93766684.

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 48666739 - 2³ = 48666731 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 48666692 and 48666701.

It is not an unprimeable number, because it can be changed into a prime (48666731) 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, 2212114 + ... + 2212135.

It is an arithmetic number, because the mean of its divisors is an integer number (13272750).

Almost surely, 2^48666739 is an apocalyptic number.

48666739 is a deficient number, since it is larger than the sum of its proper divisors (4424261).

48666739 is a wasteful number, since it uses less digits than its factorization.

48666739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4424260.

The product of its digits is 1306368, while the sum is 49.

The square root of 48666739 is about 6976.1550298141. The cubic root of 48666739 is about 365.0990886288.

The spelling of 48666739 in words is "forty-eight million, six hundred sixty-six thousand, seven hundred thirty-nine".