740718678 has 32 divisors (see below), whose sum is σ = 1695073536. Its totient is φ = 211383648.

The previous prime is 740718673. The next prime is 740718683. The reversal of 740718678 is 876817047.

It is an interprime number because it is at equal distance from previous prime (740718673) and next prime (740718683).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740718673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27100 + ... + 47072.

It is an arithmetic number, because the mean of its divisors is an integer number (52971048).

Almost surely, 2^740718678 is an apocalyptic number.

740718678 is an abundant number, since it is smaller than the sum of its proper divisors (954354858).

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

740718678 is a wasteful number, since it uses less digits than its factorization.

740718678 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20868.

The product of its (nonzero) digits is 526848, while the sum is 48.

The square root of 740718678 is about 27216.1473761442. The cubic root of 740718678 is about 904.7968889853.

The spelling of 740718678 in words is "seven hundred forty million, seven hundred eighteen thousand, six hundred seventy-eight".