46169139 has 4 divisors (see below), whose sum is σ = 61558856. Its totient is φ = 30779424.

The previous prime is 46169129. The next prime is 46169141. The reversal of 46169139 is 93196164.

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

It is not a de Polignac number, because 46169139 - 2¹⁵ = 46136371 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 46169097 and 46169106.

It is not an unprimeable number, because it can be changed into a prime (46169129) 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, 7694854 + ... + 7694859.

It is an arithmetic number, because the mean of its divisors is an integer number (15389714).

Almost surely, 2^46169139 is an apocalyptic number.

46169139 is a deficient number, since it is larger than the sum of its proper divisors (15389717).

46169139 is a wasteful number, since it uses less digits than its factorization.

46169139 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15389716.

The product of its digits is 34992, while the sum is 39.

The square root of 46169139 is about 6794.7876346505. The cubic root of 46169139 is about 358.7434043958.

The spelling of 46169139 in words is "forty-six million, one hundred sixty-nine thousand, one hundred thirty-nine".