46645261 has 4 divisors (see below), whose sum is σ = 50233372. Its totient is φ = 43057152.

The previous prime is 46645231. The next prime is 46645267. The reversal of 46645261 is 16254664.

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

It can be written as a sum of positive squares in 2 ways, for example, as 19802500 + 26842761 = 4450^2 + 5181^2 .

It is a cyclic number.

It is not a de Polignac number, because 46645261 - 2⁹ = 46644749 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46645267) 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, 1794036 + ... + 1794061.

It is an arithmetic number, because the mean of its divisors is an integer number (12558343).

Almost surely, 2^46645261 is an apocalyptic number.

It is an amenable number.

46645261 is a deficient number, since it is larger than the sum of its proper divisors (3588111).

46645261 is a wasteful number, since it uses less digits than its factorization.

46645261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3588110.

The product of its digits is 34560, while the sum is 34.

The square root of 46645261 is about 6829.7335965614. The cubic root of 46645261 is about 359.9723769958.

The spelling of 46645261 in words is "forty-six million, six hundred forty-five thousand, two hundred sixty-one".