45573769 has 2 divisors, whose sum is σ = 45573770. Its totient is φ = 45573768.

The previous prime is 45573727. The next prime is 45573779. The reversal of 45573769 is 96737554.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27426169 + 18147600 = 5237^2 + 4260^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45573769 is a prime.

It is a super-2 number, since 2×45573769² = 4153936841730722, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (45573709) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22786884 + 22786885.

It is an arithmetic number, because the mean of its divisors is an integer number (22786885).

Almost surely, 2^45573769 is an apocalyptic number.

It is an amenable number.

45573769 is a deficient number, since it is larger than the sum of its proper divisors (1).

45573769 is an equidigital number, since it uses as much as digits as its factorization.

45573769 is an evil number, because the sum of its binary digits is even.

The product of its digits is 793800, while the sum is 46.

The square root of 45573769 is about 6750.8346891329. The cubic root of 45573769 is about 357.1946802284.

The spelling of 45573769 in words is "forty-five million, five hundred seventy-three thousand, seven hundred sixty-nine".