45726973 has 2 divisors, whose sum is σ = 45726974. Its totient is φ = 45726972.

The previous prime is 45726913. The next prime is 45726983. The reversal of 45726973 is 37962754.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 25674489 + 20052484 = 5067^2 + 4478^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-45726973 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (45726913) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22863486 + 22863487.

It is an arithmetic number, because the mean of its divisors is an integer number (22863487).

Almost surely, 2^45726973 is an apocalyptic number.

It is an amenable number.

45726973 is a deficient number, since it is larger than the sum of its proper divisors (1).

45726973 is an equidigital number, since it uses as much as digits as its factorization.

45726973 is an evil number, because the sum of its binary digits is even.

The product of its digits is 317520, while the sum is 43.

The square root of 45726973 is about 6762.1722101703. The cubic root of 45726973 is about 357.5944895068.

The spelling of 45726973 in words is "forty-five million, seven hundred twenty-six thousand, nine hundred seventy-three".