740828047 has 2 divisors, whose sum is σ = 740828048. Its totient is φ = 740828046.

The previous prime is 740828029. The next prime is 740828051.

It is a happy number.

740828047 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-740828047 is a prime.

It is equal to p_38254594 and since 740828047 and 38254594 have the same sum of digits, it is a Honaker prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (740828027) 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, 370414023 + 370414024.

It is an arithmetic number, because the mean of its divisors is an integer number (370414024).

Almost surely, 2^740828047 is an apocalyptic number.

740828047 is a deficient number, since it is larger than the sum of its proper divisors (1).

740828047 is an equidigital number, since it uses as much as digits as its factorization.

740828047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 100352, while the sum is 40.

The square root of 740828047 is about 27218.1565687318. The cubic root of 740828047 is about 904.8414186490.

The spelling of 740828047 in words is "seven hundred forty million, eight hundred twenty-eight thousand, forty-seven".