46515649 has 2 divisors, whose sum is σ = 46515650. Its totient is φ = 46515648.

The previous prime is 46515647. The next prime is 46515661. The reversal of 46515649 is 94651564.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 46512400 + 3249 = 6820^2 + 57^2 .

It is a cyclic number.

It is not a de Polignac number, because 46515649 - 2¹ = 46515647 is a prime.

Together with 46515647, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (46515643) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23257824 + 23257825.

It is an arithmetic number, because the mean of its divisors is an integer number (23257825).

Almost surely, 2^46515649 is an apocalyptic number.

It is an amenable number.

46515649 is a deficient number, since it is larger than the sum of its proper divisors (1).

46515649 is an equidigital number, since it uses as much as digits as its factorization.

46515649 is an evil number, because the sum of its binary digits is even.

The product of its digits is 129600, while the sum is 40.

The square root of 46515649 is about 6820.2381923214. The cubic root of 46515649 is about 359.6386523387.

The spelling of 46515649 in words is "forty-six million, five hundred fifteen thousand, six hundred forty-nine".