740706394 has 8 divisors (see below), whose sum is σ = 1112669568. Its totient is φ = 369816540.

The previous prime is 740706383. The next prime is 740706403. The reversal of 740706394 is 493607047.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-2 number, since 2×740706394² = 1097291924224966472, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 266602 + ... + 269365.

It is an arithmetic number, because the mean of its divisors is an integer number (139083696).

Almost surely, 2^740706394 is an apocalyptic number.

740706394 is a deficient number, since it is larger than the sum of its proper divisors (371963174).

740706394 is a wasteful number, since it uses less digits than its factorization.

740706394 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536660.

The product of its (nonzero) digits is 127008, while the sum is 40.

The square root of 740706394 is about 27215.9217003577. The cubic root of 740706394 is about 904.7918872724.

The spelling of 740706394 in words is "seven hundred forty million, seven hundred six thousand, three hundred ninety-four".