46121789 has 12 divisors (see below), whose sum is σ = 53940924. Its totient is φ = 39320064.

The previous prime is 46121783. The next prime is 46121791. The reversal of 46121789 is 98712164.

It can be written as a sum of positive squares in 2 ways, for example, as 11957764 + 34164025 = 3458^2 + 5845^2 .

It is not a de Polignac number, because 46121789 - 2⁴ = 46121773 is a prime.

It is a super-3 number, since 3×46121789³ (a number of 24 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46121783) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7019 + ... + 11895.

It is an arithmetic number, because the mean of its divisors is an integer number (4495077).

Almost surely, 2^46121789 is an apocalyptic number.

46121789 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

It is an amenable number.

46121789 is a deficient number, since it is larger than the sum of its proper divisors (7819135).

46121789 is a wasteful number, since it uses less digits than its factorization.

46121789 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5084 (or 5077 counting only the distinct ones).

The product of its digits is 24192, while the sum is 38.

The square root of 46121789 is about 6791.3024524019. The cubic root of 46121789 is about 358.6207228033.

The spelling of 46121789 in words is "forty-six million, one hundred twenty-one thousand, seven hundred eighty-nine".