40798547 has 2 divisors, whose sum is σ = 40798548. Its totient is φ = 40798546.

The previous prime is 40798501. The next prime is 40798553. The reversal of 40798547 is 74589704.

40798547 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 40798547 - 2²⁰ = 39749971 is a prime.

It is a super-2 number, since 2×40798547² = 3329042874622418, which contains 22 as substring.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 40798498 and 40798507.

It is not a weakly prime, because it can be changed into another prime (40798577) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20399273 + 20399274.

It is an arithmetic number, because the mean of its divisors is an integer number (20399274).

Almost surely, 2^40798547 is an apocalyptic number.

40798547 is a deficient number, since it is larger than the sum of its proper divisors (1).

40798547 is an equidigital number, since it uses as much as digits as its factorization.

40798547 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 282240, while the sum is 44.

The square root of 40798547 is about 6387.3740300690. The cubic root of 40798547 is about 344.2560374141.

The spelling of 40798547 in words is "forty million, seven hundred ninety-eight thousand, five hundred forty-seven".