46442569 has 2 divisors, whose sum is σ = 46442570. Its totient is φ = 46442568.

The previous prime is 46442531. The next prime is 46442573. The reversal of 46442569 is 96524464.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 46416969 + 25600 = 6813^2 + 160^2 .

It is a cyclic number.

It is not a de Polignac number, because 46442569 - 2⁹ = 46442057 is a prime.

It is a super-2 number, since 2×46442569² = 4313824430639522, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (46442519) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23221284 + 23221285.

It is an arithmetic number, because the mean of its divisors is an integer number (23221285).

Almost surely, 2^46442569 is an apocalyptic number.

It is an amenable number.

46442569 is a deficient number, since it is larger than the sum of its proper divisors (1).

46442569 is an equidigital number, since it uses as much as digits as its factorization.

46442569 is an evil number, because the sum of its binary digits is even.

The product of its digits is 207360, while the sum is 40.

The square root of 46442569 is about 6814.8785022185. The cubic root of 46442569 is about 359.4502127543.

The spelling of 46442569 in words is "forty-six million, four hundred forty-two thousand, five hundred sixty-nine".