5009961 has 8 divisors (see below), whose sum is σ = 7287264. Its totient is φ = 3036320.

The previous prime is 5009959. The next prime is 5009969. The reversal of 5009961 is 1699005.

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 5009961 - 2¹ = 5009959 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (5009969) 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, 75876 + ... + 75941.

It is an arithmetic number, because the mean of its divisors is an integer number (910908).

Almost surely, 2^5009961 is an apocalyptic number.

It is an amenable number.

5009961 is a deficient number, since it is larger than the sum of its proper divisors (2277303).

5009961 is a wasteful number, since it uses less digits than its factorization.

5009961 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151831.

The product of its (nonzero) digits is 2430, while the sum is 30.

The square root of 5009961 is about 2238.2942165855. The cubic root of 5009961 is about 171.1110731464. Note that the first 3 decimals are identical.

The spelling of 5009961 in words is "five million, nine thousand, nine hundred sixty-one".