46205681 has 4 divisors (see below), whose sum is σ = 46381632. Its totient is φ = 46029732.

The previous prime is 46205657. The next prime is 46205699. The reversal of 46205681 is 18650264.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 46205681 - 2⁶ = 46205617 is a prime.

It is a super-2 number, since 2×46205681² = 4269929913347522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (46205651) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 87581 + ... + 88106.

It is an arithmetic number, because the mean of its divisors is an integer number (11595408).

Almost surely, 2^46205681 is an apocalyptic number.

It is an amenable number.

46205681 is a deficient number, since it is larger than the sum of its proper divisors (175951).

46205681 is a wasteful number, since it uses less digits than its factorization.

46205681 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 175950.

The product of its (nonzero) digits is 11520, while the sum is 32.

The square root of 46205681 is about 6797.4760757210. The cubic root of 46205681 is about 358.8380256423.

It can be divided in two parts, 4620 and 5681, that added together give a palindrome (10301).

The spelling of 46205681 in words is "forty-six million, two hundred five thousand, six hundred eighty-one".