740454047 has 2 divisors, whose sum is σ = 740454048. Its totient is φ = 740454046.

The previous prime is 740454037. The next prime is 740454049.

740454047 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 740454047 - 2⁴ = 740454031 is a prime.

Together with 740454049, it forms a pair of twin primes.

It is a Chen prime.

It is equal to p_38236238 and since 740454047 and 38236238 have the same sum of digits, it is a Honaker prime.

It is a junction number, because it is equal to n+sod(n) for n = 740453998 and 740454016.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (740454049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 370227023 + 370227024.

It is an arithmetic number, because the mean of its divisors is an integer number (370227024).

Almost surely, 2^740454047 is an apocalyptic number.

740454047 is a deficient number, since it is larger than the sum of its proper divisors (1).

740454047 is an equidigital number, since it uses as much as digits as its factorization.

740454047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 62720, while the sum is 35.

The square root of 740454047 is about 27211.2852875420. The cubic root of 740454047 is about 904.6891261543.

The spelling of 740454047 in words is "seven hundred forty million, four hundred fifty-four thousand, forty-seven".