45726493 has 2 divisors, whose sum is σ = 45726494. Its totient is φ = 45726492.

The previous prime is 45726463. The next prime is 45726539. The reversal of 45726493 is 39462754.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 45724644 + 1849 = 6762^2 + 43^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45726493 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45726433) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22863246 + 22863247.

It is an arithmetic number, because the mean of its divisors is an integer number (22863247).

Almost surely, 2^45726493 is an apocalyptic number.

It is an amenable number.

45726493 is a deficient number, since it is larger than the sum of its proper divisors (1).

45726493 is an equidigital number, since it uses as much as digits as its factorization.

45726493 is an evil number, because the sum of its binary digits is even.

The product of its digits is 181440, while the sum is 40.

The square root of 45726493 is about 6762.1367185232. The cubic root of 45726493 is about 357.5932382690.

The spelling of 45726493 in words is "forty-five million, seven hundred twenty-six thousand, four hundred ninety-three".