5161506 has 32 divisors (see below), whose sum is σ = 12493440. Its totient is φ = 1387776.

The previous prime is 5161451. The next prime is 5161517. The reversal of 5161506 is 6051615.

It is a super-5 number, since 5×5161506⁵ (a number of 35 digits) contains 55555 as substring. Note that it is a super-d number also for d = 2.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2901 + ... + 4328.

It is an arithmetic number, because the mean of its divisors is an integer number (390420).

Almost surely, 2^5161506 is an apocalyptic number.

5161506 is an abundant number, since it is smaller than the sum of its proper divisors (7331934).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5161506 is a wasteful number, since it uses less digits than its factorization.

5161506 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7258.

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 5161506 is about 2271.8948039027. The cubic root of 5161506 is about 172.8192617203.

The spelling of 5161506 in words is "five million, one hundred sixty-one thousand, five hundred six".