45616761 has 6 divisors (see below), whose sum is σ = 65890890. Its totient is φ = 30411168.

The previous prime is 45616757. The next prime is 45616783. The reversal of 45616761 is 16761654.

45616761 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 37748736 + 7868025 = 6144^2 + 2805^2 .

It is not a de Polignac number, because 45616761 - 2² = 45616757 is a prime.

It is a super-2 number, since 2×45616761² = 4161777768262242, which contains 22 as substring.

It is an alternating number because its digits alternate between even and odd.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (45616261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2534256 + ... + 2534273.

It is an arithmetic number, because the mean of its divisors is an integer number (10981815).

Almost surely, 2^45616761 is an apocalyptic number.

It is an amenable number.

45616761 is a deficient number, since it is larger than the sum of its proper divisors (20274129).

45616761 is a wasteful number, since it uses less digits than its factorization.

45616761 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5068535 (or 5068532 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 45616761 is about 6754.0181373757. The cubic root of 45616761 is about 357.3069647560.

The spelling of 45616761 in words is "forty-five million, six hundred sixteen thousand, seven hundred sixty-one".