45676643 has 16 divisors (see below), whose sum is σ = 49061376. Its totient is φ = 42430080.

The previous prime is 45676639. The next prime is 45676699. The reversal of 45676643 is 34667654.

It is a cyclic number.

It is not a de Polignac number, because 45676643 - 2² = 45676639 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 45676643.

It is not an unprimeable number, because it can be changed into a prime (45676613) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 135371 + ... + 135707.

It is an arithmetic number, because the mean of its divisors is an integer number (3066336).

Almost surely, 2^45676643 is an apocalyptic number.

45676643 is a deficient number, since it is larger than the sum of its proper divisors (3384733).

45676643 is a wasteful number, since it uses less digits than its factorization.

45676643 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514.

The product of its digits is 362880, while the sum is 41.

The square root of 45676643 is about 6758.4497482781. The cubic root of 45676643 is about 357.4632443018.

The spelling of 45676643 in words is "forty-five million, six hundred seventy-six thousand, six hundred forty-three".