740566771 has 4 divisors (see below), whose sum is σ = 846362032. Its totient is φ = 634771512.

The previous prime is 740566763. The next prime is 740566793. The reversal of 740566771 is 177665047.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 740566771 - 2³ = 740566763 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (740566741) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 52897620 + ... + 52897633.

It is an arithmetic number, because the mean of its divisors is an integer number (211590508).

Almost surely, 2^740566771 is an apocalyptic number.

740566771 is a deficient number, since it is larger than the sum of its proper divisors (105795261).

740566771 is a wasteful number, since it uses less digits than its factorization.

740566771 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 105795260.

The product of its (nonzero) digits is 246960, while the sum is 43.

The square root of 740566771 is about 27213.3564816985. The cubic root of 740566771 is about 904.7350326729.

The spelling of 740566771 in words is "seven hundred forty million, five hundred sixty-six thousand, seven hundred seventy-one".