49864061 has 4 divisors (see below), whose sum is σ = 53699772. Its totient is φ = 46028352.

The previous prime is 49864019. The next prime is 49864093. The reversal of 49864061 is 16046894.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 19272100 + 30591961 = 4390^2 + 5531^2 .

It is a cyclic number.

It is not a de Polignac number, because 49864061 - 2¹⁸ = 49601917 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 (49864861) 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, 1917836 + ... + 1917861.

It is an arithmetic number, because the mean of its divisors is an integer number (13424943).

Almost surely, 2^49864061 is an apocalyptic number.

It is an amenable number.

49864061 is a deficient number, since it is larger than the sum of its proper divisors (3835711).

49864061 is a wasteful number, since it uses less digits than its factorization.

49864061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3835710.

The product of its (nonzero) digits is 41472, while the sum is 38.

The square root of 49864061 is about 7061.4489306374. The cubic root of 49864061 is about 368.0689777954.

The spelling of 49864061 in words is "forty-nine million, eight hundred sixty-four thousand, sixty-one".