740703440 has 20 divisors (see below), whose sum is σ = 1722135684. Its totient is φ = 296281344.

The previous prime is 740703437. The next prime is 740703443. The reversal of 740703440 is 44307047.

It is an interprime number because it is at equal distance from previous prime (740703437) and next prime (740703443).

It can be written as a sum of positive squares in 2 ways, for example, as 173501584 + 567201856 = 13172^2 + 23816^2 .

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740703443) 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 3 ways as a sum of consecutive naturals, for example, 4629317 + ... + 4629476.

Almost surely, 2^740703440 is an apocalyptic number.

It is an amenable number.

740703440 is an abundant number, since it is smaller than the sum of its proper divisors (981432244).

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

740703440 is a wasteful number, since it uses less digits than its factorization.

740703440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9258806 (or 9258800 counting only the distinct ones).

The product of its (nonzero) digits is 9408, while the sum is 29.

The square root of 740703440 is about 27215.8674306001. The cubic root of 740703440 is about 904.7906844752.

The spelling of 740703440 in words is "seven hundred forty million, seven hundred three thousand, four hundred forty".