45676549 has 2 divisors, whose sum is σ = 45676550. Its totient is φ = 45676548.

The previous prime is 45676541. The next prime is 45676567. The reversal of 45676549 is 94567654.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 36784225 + 8892324 = 6065^2 + 2982^2 .

It is a cyclic number.

It is not a de Polignac number, because 45676549 - 2³ = 45676541 is a prime.

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

It is a junction number, because it is equal to n+sod(n) for n = 45676499 and 45676508.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45676541) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22838274 + 22838275.

It is an arithmetic number, because the mean of its divisors is an integer number (22838275).

Almost surely, 2^45676549 is an apocalyptic number.

It is an amenable number.

45676549 is a deficient number, since it is larger than the sum of its proper divisors (1).

45676549 is an equidigital number, since it uses as much as digits as its factorization.

45676549 is an evil number, because the sum of its binary digits is even.

The product of its digits is 907200, while the sum is 46.

The square root of 45676549 is about 6758.4427940170. The cubic root of 45676549 is about 357.4629990884.

It can be divided in two parts, 45676 and 549, that added together give a square (46225 = 215²).

The spelling of 45676549 in words is "forty-five million, six hundred seventy-six thousand, five hundred forty-nine".