740666734 has 16 divisors (see below), whose sum is σ = 1123607520. Its totient is φ = 366141600.

The previous prime is 740666713. The next prime is 740666741. The reversal of 740666734 is 437666047.

It is a super-3 number, since 3×740666734³ (a number of 28 digits) contains 333 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165247 + ... + 169669.

It is an arithmetic number, because the mean of its divisors is an integer number (70225470).

Almost surely, 2^740666734 is an apocalyptic number.

740666734 is a deficient number, since it is larger than the sum of its proper divisors (382940786).

740666734 is a wasteful number, since it uses less digits than its factorization.

740666734 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5355.

The product of its (nonzero) digits is 508032, while the sum is 43.

The square root of 740666734 is about 27215.1930729877. The cubic root of 740666734 is about 904.7757384146.

The spelling of 740666734 in words is "seven hundred forty million, six hundred sixty-six thousand, seven hundred thirty-four".