63741740 has 24 divisors (see below), whose sum is σ = 139678560. Its totient is φ = 24387968.

The previous prime is 63741737. The next prime is 63741749. The reversal of 63741740 is 4714736.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 63741697 and 63741706.

It is not an unprimeable number, because it can be changed into a prime (63741749) 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, 68825 + ... + 69744.

It is an arithmetic number, because the mean of its divisors is an integer number (5819940).

Almost surely, 2^63741740 is an apocalyptic number.

It is an amenable number.

63741740 is an abundant number, since it is smaller than the sum of its proper divisors (75936820).

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

63741740 is a wasteful number, since it uses less digits than its factorization.

63741740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138601 (or 138599 counting only the distinct ones).

The product of its (nonzero) digits is 14112, while the sum is 32.

The square root of 63741740 is about 7983.8424333149. The cubic root of 63741740 is about 399.4612329844.

The spelling of 63741740 in words is "sixty-three million, seven hundred forty-one thousand, seven hundred forty".