740213540 has 24 divisors (see below), whose sum is σ = 1695762432. Its totient is φ = 269168480.

The previous prime is 740213497. The next prime is 740213561. The reversal of 740213540 is 45312047.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 1682084 + ... + 1682523.

It is an arithmetic number, because the mean of its divisors is an integer number (70656768).

Almost surely, 2^740213540 is an apocalyptic number.

It is an amenable number.

740213540 is an abundant number, since it is smaller than the sum of its proper divisors (955548892).

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

740213540 is a wasteful number, since it uses less digits than its factorization.

740213540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3364627 (or 3364625 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 26.

The square root of 740213540 is about 27206.8656776189. The cubic root of 740213540 is about 904.5911648063.

Adding to 740213540 its reverse (45312047), we get a palindrome (785525587).

The spelling of 740213540 in words is "seven hundred forty million, two hundred thirteen thousand, five hundred forty".