39116261 has 8 divisors (see below), whose sum is σ = 40887744. Its totient is φ = 37350720.

The previous prime is 39116257. The next prime is 39116291. The reversal of 39116261 is 16261193.

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 39116261 - 2² = 39116257 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (39116291) 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, 17021 + ... + 19181.

It is an arithmetic number, because the mean of its divisors is an integer number (5110968).

Almost surely, 2^39116261 is an apocalyptic number.

It is an amenable number.

39116261 is a deficient number, since it is larger than the sum of its proper divisors (1771483).

39116261 is a wasteful number, since it uses less digits than its factorization.

39116261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2971.

The product of its digits is 1944, while the sum is 29.

The square root of 39116261 is about 6254.2994012119. The cubic root of 39116261 is about 339.4577891781.

The spelling of 39116261 in words is "thirty-nine million, one hundred sixteen thousand, two hundred sixty-one".