46279561 has 2 divisors, whose sum is σ = 46279562. Its totient is φ = 46279560.

The previous prime is 46279531. The next prime is 46279579. The reversal of 46279561 is 16597264.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 32993536 + 13286025 = 5744^2 + 3645^2 .

It is a cyclic number.

It is not a de Polignac number, because 46279561 - 2²³ = 37890953 is a prime.

It is not a weakly prime, because it can be changed into another prime (46279511) 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 as a sum of consecutive naturals, namely, 23139780 + 23139781.

It is an arithmetic number, because the mean of its divisors is an integer number (23139781).

Almost surely, 2^46279561 is an apocalyptic number.

It is an amenable number.

46279561 is a deficient number, since it is larger than the sum of its proper divisors (1).

46279561 is an equidigital number, since it uses as much as digits as its factorization.

46279561 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 90720, while the sum is 40.

The square root of 46279561 is about 6802.9082751423. The cubic root of 46279561 is about 359.0291770008.

The spelling of 46279561 in words is "forty-six million, two hundred seventy-nine thousand, five hundred sixty-one".