741633640 has 64 divisors (see below), whose sum is σ = 1831455360. Its totient is φ = 268043520.

The previous prime is 741633589. The next prime is 741633647. The reversal of 741633640 is 46336147.

It is a junction number, because it is equal to n+sod(n) for n = 741633596 and 741633605.

It is not an unprimeable number, because it can be changed into a prime (741633647) 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, 68434 + ... + 78526.

It is an arithmetic number, because the mean of its divisors is an integer number (28616490).

Almost surely, 2^741633640 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 741633640, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (915727680).

741633640 is an abundant number, since it is smaller than the sum of its proper divisors (1089821720).

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

741633640 is a wasteful number, since it uses less digits than its factorization.

741633640 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10282 (or 10278 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 741633640 is about 27232.9513641104. The cubic root of 741633640 is about 905.1692814397.

Adding to 741633640 its reverse (46336147), we get a palindrome (787969787).

The spelling of 741633640 in words is "seven hundred forty-one million, six hundred thirty-three thousand, six hundred forty".