740666754 has 20 divisors (see below), whose sum is σ = 1659642534. Its totient is φ = 246888864.

The previous prime is 740666753. The next prime is 740666767. The reversal of 740666754 is 457666047.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 730458729 + 10208025 = 27027^2 + 3195^2 .

It is not an unprimeable number, because it can be changed into a prime (740666753) 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 9 ways as a sum of consecutive naturals, for example, 2285847 + ... + 2286170.

Almost surely, 2^740666754 is an apocalyptic number.

740666754 is an abundant number, since it is smaller than the sum of its proper divisors (918975780).

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

740666754 is a wasteful number, since it uses less digits than its factorization.

740666754 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4572031 (or 4572022 counting only the distinct ones).

The product of its (nonzero) digits is 846720, while the sum is 45.

The square root of 740666754 is about 27215.1934404296. The cubic root of 740666754 is about 904.7757465584.

The spelling of 740666754 in words is "seven hundred forty million, six hundred sixty-six thousand, seven hundred fifty-four".