46440123 has 24 divisors (see below), whose sum is σ = 66037968. Its totient is φ = 29023488.

The previous prime is 46440113. The next prime is 46440127. The reversal of 46440123 is 32104464.

It is not a de Polignac number, because 46440123 - 2⁸ = 46439867 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 46440093 and 46440102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46440127) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 148215 + ... + 148527.

It is an arithmetic number, because the mean of its divisors is an integer number (2751582).

Almost surely, 2^46440123 is an apocalyptic number.

46440123 is a deficient number, since it is larger than the sum of its proper divisors (19597845).

46440123 is a wasteful number, since it uses less digits than its factorization.

46440123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 491 (or 472 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 24.

The square root of 46440123 is about 6814.6990395761. The cubic root of 46440123 is about 359.4439022316.

Adding to 46440123 its reverse (32104464), we get a palindrome (78544587).

The spelling of 46440123 in words is "forty-six million, four hundred forty thousand, one hundred twenty-three".