45376489 has 2 divisors, whose sum is σ = 45376490. Its totient is φ = 45376488.

The previous prime is 45376483. The next prime is 45376501. The reversal of 45376489 is 98467354.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45158400 + 218089 = 6720^2 + 467^2 .

It is a cyclic number.

It is not a de Polignac number, because 45376489 - 2⁹ = 45375977 is a prime.

It is not a weakly prime, because it can be changed into another prime (45376483) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22688244 + 22688245.

It is an arithmetic number, because the mean of its divisors is an integer number (22688245).

Almost surely, 2^45376489 is an apocalyptic number.

It is an amenable number.

45376489 is a deficient number, since it is larger than the sum of its proper divisors (1).

45376489 is an equidigital number, since it uses as much as digits as its factorization.

45376489 is an evil number, because the sum of its binary digits is even.

The product of its digits is 725760, while the sum is 46.

The square root of 45376489 is about 6736.2073156933. The cubic root of 45376489 is about 356.6785259204.

It can be divided in two parts, 4537 and 6489, that added together give a triangular number (11026 = T₁₄₈).

The spelling of 45376489 in words is "forty-five million, three hundred seventy-six thousand, four hundred eighty-nine".