740100720 has 80 divisors (see below), whose sum is σ = 2333243520. Its totient is φ = 194011392.

The previous prime is 740100709. The next prime is 740100769. The reversal of 740100720 is 27001047.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11974 + ... + 40293.

It is an arithmetic number, because the mean of its divisors is an integer number (29165544).

Almost surely, 2^740100720 is an apocalyptic number.

It is an amenable number.

740100720 is an abundant number, since it is smaller than the sum of its proper divisors (1593142800).

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

740100720 is a wasteful number, since it uses less digits than its factorization.

740100720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 52342 (or 52336 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 21.

The square root of 740100720 is about 27204.7922249004. The cubic root of 740100720 is about 904.5452045731.

Adding to 740100720 its reverse (27001047), we get a palindrome (767101767).

The spelling of 740100720 in words is "seven hundred forty million, one hundred thousand, seven hundred twenty".