740666748 has 24 divisors (see below), whose sum is σ = 1728663552. Its totient is φ = 246825904.

The previous prime is 740666747. The next prime is 740666753. The reversal of 740666748 is 847666047.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 740666697 and 740666706.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740666741) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83461 + ... + 91907.

It is an arithmetic number, because the mean of its divisors is an integer number (72027648).

Almost surely, 2^740666748 is an apocalyptic number.

It is an amenable number.

740666748 is an abundant number, since it is smaller than the sum of its proper divisors (987996804).

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

740666748 is a wasteful number, since it uses less digits than its factorization.

740666748 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15761 (or 15759 counting only the distinct ones).

The product of its (nonzero) digits is 1354752, while the sum is 48.

The square root of 740666748 is about 27215.1933301970. The cubic root of 740666748 is about 904.7757441153.

The spelling of 740666748 in words is "seven hundred forty million, six hundred sixty-six thousand, seven hundred forty-eight".