740212794 has 24 divisors (see below), whose sum is σ = 1604428020. Its totient is φ = 246640128.

The previous prime is 740212777. The next prime is 740212799. The reversal of 740212794 is 497212047.

It can be written as a sum of positive squares in 2 ways, for example, as 668894769 + 71318025 = 25863^2 + 8445^2 .

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (740212799) 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 in 11 ways as a sum of consecutive naturals, for example, 49912 + ... + 63020.

Almost surely, 2^740212794 is an apocalyptic number.

740212794 is an abundant number, since it is smaller than the sum of its proper divisors (864215226).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

740212794 is a wasteful number, since it uses less digits than its factorization.

740212794 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16254 (or 16251 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 36.

The square root of 740212794 is about 27206.8519678407. The cubic root of 740212794 is about 904.5908609186.

The spelling of 740212794 in words is "seven hundred forty million, two hundred twelve thousand, seven hundred ninety-four".