45840929 has 2 divisors, whose sum is σ = 45840930. Its totient is φ = 45840928.

The previous prime is 45840923. The next prime is 45840941. The reversal of 45840929 is 92904854.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 41576704 + 4264225 = 6448^2 + 2065^2 .

It is a cyclic number.

It is not a de Polignac number, because 45840929 - 2²⁰ = 44792353 is a prime.

It is not a weakly prime, because it can be changed into another prime (45840923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22920464 + 22920465.

It is an arithmetic number, because the mean of its divisors is an integer number (22920465).

Almost surely, 2^45840929 is an apocalyptic number.

It is an amenable number.

45840929 is a deficient number, since it is larger than the sum of its proper divisors (1).

45840929 is an equidigital number, since it uses as much as digits as its factorization.

45840929 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 103680, while the sum is 41.

The square root of 45840929 is about 6770.5929577844. The cubic root of 45840929 is about 357.8912963348.

The spelling of 45840929 in words is "forty-five million, eight hundred forty thousand, nine hundred twenty-nine".