45186741 has 10 divisors (see below), whose sum is σ = 67501302. Its totient is φ = 30124440.

The previous prime is 45186721. The next prime is 45186749. The reversal of 45186741 is 14768154.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 30140100 + 15046641 = 5490^2 + 3879^2 .

It is not a de Polignac number, because 45186741 - 2⁷ = 45186613 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 45186696 and 45186705.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45186749) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 278850 + ... + 279011.

Almost surely, 2^45186741 is an apocalyptic number.

It is an amenable number.

45186741 is a deficient number, since it is larger than the sum of its proper divisors (22314561).

45186741 is an equidigital number, since it uses as much as digits as its factorization.

45186741 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 557873 (or 557864 counting only the distinct ones).

The product of its digits is 26880, while the sum is 36.

The square root of 45186741 is about 6722.1083746099. The cubic root of 45186741 is about 356.1806646228.

The spelling of 45186741 in words is "forty-five million, one hundred eighty-six thousand, seven hundred forty-one".